1639638720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:309

約数の個数: 448

約数和(自身を含む): 6226698240

約数和(自身を除く): 4587059520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 37, 40, 45, 46, 48, 54, 60, 64, 69, 72, 74, 80, 90, 92, 96, 108, 111, 115, 120, 135, 138, 144, 148, 160, 180, 184, 185, 192, 207, 216, 222, 223, 230, 240, 270, 276, 288, 296, 320, 333, 345, 360, 368, 370, 414, 432, 444, 446, 460, 480, 540, 552, 555, 576, 592, 621, 666, 669, 690, 720, 736, 740, 828, 851, 864, 888, 892, 920, 960, 999, 1035, 1080, 1104, 1110, 1115, 1184, 1242, 1332, 1338, 1380, 1440, 1472, 1480, 1656, 1665, 1702, 1728, 1776, 1784, 1840, 1998, 2007, 2070, 2160, 2208, 2220, 2230, 2368, 2484, 2553, 2664, 2676, 2760, 2880, 2960, 3105, 3312, 3330, 3345, 3404, 3552, 3568, 3680, 3996, 4014, 4140, 4255, 4320, 4416, 4440, 4460, 4968, 4995, 5106, 5129, 5328, 5352, 5520, 5920, 6021, 6210, 6624, 6660, 6690, 6808, 7104, 7136, 7360, 7659, 7992, 8028, 8251, 8280, 8510, 8640, 8880, 8920, 9936, 9990, 10035, 10212, 10258, 10656, 10704, 11040, 11840, 12042, 12420, 12765, 13248, 13320, 13380, 13616, 14272, 15318, 15387, 15984, 16056, 16502, 16560, 17020, 17760, 17840, 19872, 19980, 20070, 20424, 20516, 21312, 21408, 22080, 22977, 24084, 24753, 24840, 25530, 25645, 26640, 26760, 27232, 30105, 30636, 30774, 31968, 32112, 33004, 33120, 34040, 35520, 35680, 38295, 39744, 39960, 40140, 40848, 41032, 41255, 42816, 45954, 46161, 48168, 49506, 49680, 51060, 51290, 53280, 53520, 54464, 60210, 61272, 61548, 63936, 64224, 66008, 66240, 68080, 71360, 74259, 76590, 76935, 79920, 80280, 81696, 82064, 82510, 91908, 92322, 96336, 99012, 99360, 102120, 102580, 106560, 107040, 114885, 120420, 122544, 123096, 123765, 128448, 132016, 136160, 138483, 148518, 153180, 153870, 159840, 160560, 163392, 164128, 165020, 183816, 184644, 189773, 192672, 198024, 198720, 204240, 205160, 214080, 222777, 229770, 230805, 240840, 245088, 246192, 247530, 264032, 272320, 276966, 297036, 306360, 307740, 319680, 321120, 328256, 330040, 367632, 369288, 371295, 379546, 385344, 396048, 408480, 410320, 445554, 459540, 461610, 481680, 490176, 492384, 495060, 528064, 553932, 569319, 594072, 612720, 615480, 642240, 660080, 692415, 735264, 738576, 742590, 759092, 792096, 816960, 820640, 891108, 919080, 923220, 948865, 963360, 984768, 990120, 1107864, 1113885, 1138638, 1188144, 1225440, 1230960, 1320160, 1384830, 1470528, 1477152, 1485180, 1518184, 1584192, 1641280, 1707957, 1782216, 1838160, 1846440, 1897730, 1926720, 1980240, 2215728, 2227770, 2277276, 2376288, 2450880, 2461920, 2640320, 2769660, 2846595, 2954304, 2970360, 3036368, 3415914, 3564432, 3676320, 3692880, 3795460, 3960480, 4431456, 4455540, 4554552, 4752576, 4923840, 5123871, 5539320, 5693190, 5940720, 6072736, 6831828, 7128864, 7352640, 7385760, 7590920, 7920960, 8539785, 8862912, 8911080, 9109104, 10247742, 11078640, 11386380, 11881440, 12145472, 13663656, 14257728, 14771520, 15181840, 17079570, 17822160, 18218208, 20495484, 22157280, 22772760, 23762880, 25619355, 27327312, 30363680, 34159140, 35644320, 36436416, 40990968, 44314560, 45545520, 51238710, 54654624, 60727360, 68318280, 71288640, 81981936, 91091040, 102477420, 109309248, 136636560, 163963872, 182182080, 204954840, 273273120, 327927744, 409909680, 546546240, 819819360, 1639638720]

約数ペア:

[(1, 1639638720), (2, 819819360), (3, 546546240), (4, 409909680), (5, 327927744), (6, 273273120), (8, 204954840), (9, 182182080), (10, 163963872), (12, 136636560), (15, 109309248), (16, 102477420), (18, 91091040), (20, 81981936), (23, 71288640), (24, 68318280), (27, 60727360), (30, 54654624), (32, 51238710), (36, 45545520), (37, 44314560), (40, 40990968), (45, 36436416), (46, 35644320), (48, 34159140), (54, 30363680), (60, 27327312), (64, 25619355), (69, 23762880), (72, 22772760), (74, 22157280), (80, 20495484), (90, 18218208), (92, 17822160), (96, 17079570), (108, 15181840), (111, 14771520), (115, 14257728), (120, 13663656), (135, 12145472), (138, 11881440), (144, 11386380), (148, 11078640), (160, 10247742), (180, 9109104), (184, 8911080), (185, 8862912), (192, 8539785), (207, 7920960), (216, 7590920), (222, 7385760), (223, 7352640), (230, 7128864), (240, 6831828), (270, 6072736), (276, 5940720), (288, 5693190), (296, 5539320), (320, 5123871), (333, 4923840), (345, 4752576), (360, 4554552), (368, 4455540), (370, 4431456), (414, 3960480), (432, 3795460), (444, 3692880), (446, 3676320), (460, 3564432), (480, 3415914), (540, 3036368), (552, 2970360), (555, 2954304), (576, 2846595), (592, 2769660), (621, 2640320), (666, 2461920), (669, 2450880), (690, 2376288), (720, 2277276), (736, 2227770), (740, 2215728), (828, 1980240), (851, 1926720), (864, 1897730), (888, 1846440), (892, 1838160), (920, 1782216), (960, 1707957), (999, 1641280), (1035, 1584192), (1080, 1518184), (1104, 1485180), (1110, 1477152), (1115, 1470528), (1184, 1384830), (1242, 1320160), (1332, 1230960), (1338, 1225440), (1380, 1188144), (1440, 1138638), (1472, 1113885), (1480, 1107864), (1656, 990120), (1665, 984768), (1702, 963360), (1728, 948865), (1776, 923220), (1784, 919080), (1840, 891108), (1998, 820640), (2007, 816960), (2070, 792096), (2160, 759092), (2208, 742590), (2220, 738576), (2230, 735264), (2368, 692415), (2484, 660080), (2553, 642240), (2664, 615480), (2676, 612720), (2760, 594072), (2880, 569319), (2960, 553932), (3105, 528064), (3312, 495060), (3330, 492384), (3345, 490176), (3404, 481680), (3552, 461610), (3568, 459540), (3680, 445554), (3996, 410320), (4014, 408480), (4140, 396048), (4255, 385344), (4320, 379546), (4416, 371295), (4440, 369288), (4460, 367632), (4968, 330040), (4995, 328256), (5106, 321120), (5129, 319680), (5328, 307740), (5352, 306360), (5520, 297036), (5920, 276966), (6021, 272320), (6210, 264032), (6624, 247530), (6660, 246192), (6690, 245088), (6808, 240840), (7104, 230805), (7136, 229770), (7360, 222777), (7659, 214080), (7992, 205160), (8028, 204240), (8251, 198720), (8280, 198024), (8510, 192672), (8640, 189773), (8880, 184644), (8920, 183816), (9936, 165020), (9990, 164128), (10035, 163392), (10212, 160560), (10258, 159840), (10656, 153870), (10704, 153180), (11040, 148518), (11840, 138483), (12042, 136160), (12420, 132016), (12765, 128448), (13248, 123765), (13320, 123096), (13380, 122544), (13616, 120420), (14272, 114885), (15318, 107040), (15387, 106560), (15984, 102580), (16056, 102120), (16502, 99360), (16560, 99012), (17020, 96336), (17760, 92322), (17840, 91908), (19872, 82510), (19980, 82064), (20070, 81696), (20424, 80280), (20516, 79920), (21312, 76935), (21408, 76590), (22080, 74259), (22977, 71360), (24084, 68080), (24753, 66240), (24840, 66008), (25530, 64224), (25645, 63936), (26640, 61548), (26760, 61272), (27232, 60210), (30105, 54464), (30636, 53520), (30774, 53280), (31968, 51290), (32112, 51060), (33004, 49680), (33120, 49506), (34040, 48168), (35520, 46161), (35680, 45954), (38295, 42816), (39744, 41255), (39960, 41032), (40140, 40848)]