1639851840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1399}}^1$

素因数の和:1470

約数の個数: 336

約数和(自身を含む): 6323990400

約数和(自身を除く): 4684138560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 37, 40, 44, 45, 48, 55, 60, 64, 66, 72, 74, 80, 88, 90, 96, 99, 110, 111, 120, 132, 144, 148, 160, 165, 176, 180, 185, 192, 198, 220, 222, 240, 264, 288, 296, 320, 330, 333, 352, 360, 370, 396, 407, 440, 444, 480, 495, 528, 555, 576, 592, 660, 666, 704, 720, 740, 792, 814, 880, 888, 960, 990, 1056, 1110, 1184, 1221, 1320, 1332, 1399, 1440, 1480, 1584, 1628, 1665, 1760, 1776, 1980, 2035, 2112, 2220, 2368, 2442, 2640, 2664, 2798, 2880, 2960, 3168, 3256, 3330, 3520, 3552, 3663, 3960, 4070, 4197, 4440, 4884, 5280, 5328, 5596, 5920, 6105, 6336, 6512, 6660, 6995, 7104, 7326, 7920, 8140, 8394, 8880, 9768, 10560, 10656, 11192, 11840, 12210, 12591, 13024, 13320, 13990, 14652, 15389, 15840, 16280, 16788, 17760, 18315, 19536, 20985, 21312, 22384, 24420, 25182, 26048, 26640, 27980, 29304, 30778, 31680, 32560, 33576, 35520, 36630, 39072, 41970, 44768, 46167, 48840, 50364, 51763, 53280, 55960, 58608, 61556, 62955, 65120, 67152, 73260, 76945, 78144, 83940, 89536, 92334, 97680, 100728, 103526, 106560, 111920, 117216, 123112, 125910, 130240, 134304, 138501, 146520, 153890, 155289, 167880, 184668, 195360, 201456, 207052, 223840, 230835, 234432, 246224, 251820, 258815, 268608, 277002, 293040, 307780, 310578, 335760, 369336, 390720, 402912, 414104, 447680, 461670, 465867, 492448, 503640, 517630, 554004, 569393, 586080, 615560, 621156, 671520, 692505, 738672, 776445, 805824, 828208, 923340, 931734, 984896, 1007280, 1035260, 1108008, 1138786, 1172160, 1231120, 1242312, 1343040, 1385010, 1477344, 1552890, 1656416, 1708179, 1846680, 1863468, 2014560, 2070520, 2216016, 2277572, 2329335, 2462240, 2484624, 2770020, 2846965, 2954688, 3105780, 3312832, 3416358, 3693360, 3726936, 4029120, 4141040, 4432032, 4555144, 4658670, 4924480, 4969248, 5124537, 5540040, 5693930, 6211560, 6832716, 7386720, 7453872, 8282080, 8540895, 8864064, 9110288, 9317340, 9938496, 10249074, 11080080, 11387860, 12423120, 13665432, 14773440, 14907744, 16564160, 17081790, 18220576, 18634680, 20498148, 22160160, 22775720, 24846240, 25622685, 27330864, 29815488, 34163580, 36441152, 37269360, 40996296, 44320320, 45551440, 49692480, 51245370, 54661728, 68327160, 74538720, 81992592, 91102880, 102490740, 109323456, 136654320, 149077440, 163985184, 182205760, 204981480, 273308640, 327970368, 409962960, 546617280, 819925920, 1639851840]

約数ペア:

[(1, 1639851840), (2, 819925920), (3, 546617280), (4, 409962960), (5, 327970368), (6, 273308640), (8, 204981480), (9, 182205760), (10, 163985184), (11, 149077440), (12, 136654320), (15, 109323456), (16, 102490740), (18, 91102880), (20, 81992592), (22, 74538720), (24, 68327160), (30, 54661728), (32, 51245370), (33, 49692480), (36, 45551440), (37, 44320320), (40, 40996296), (44, 37269360), (45, 36441152), (48, 34163580), (55, 29815488), (60, 27330864), (64, 25622685), (66, 24846240), (72, 22775720), (74, 22160160), (80, 20498148), (88, 18634680), (90, 18220576), (96, 17081790), (99, 16564160), (110, 14907744), (111, 14773440), (120, 13665432), (132, 12423120), (144, 11387860), (148, 11080080), (160, 10249074), (165, 9938496), (176, 9317340), (180, 9110288), (185, 8864064), (192, 8540895), (198, 8282080), (220, 7453872), (222, 7386720), (240, 6832716), (264, 6211560), (288, 5693930), (296, 5540040), (320, 5124537), (330, 4969248), (333, 4924480), (352, 4658670), (360, 4555144), (370, 4432032), (396, 4141040), (407, 4029120), (440, 3726936), (444, 3693360), (480, 3416358), (495, 3312832), (528, 3105780), (555, 2954688), (576, 2846965), (592, 2770020), (660, 2484624), (666, 2462240), (704, 2329335), (720, 2277572), (740, 2216016), (792, 2070520), (814, 2014560), (880, 1863468), (888, 1846680), (960, 1708179), (990, 1656416), (1056, 1552890), (1110, 1477344), (1184, 1385010), (1221, 1343040), (1320, 1242312), (1332, 1231120), (1399, 1172160), (1440, 1138786), (1480, 1108008), (1584, 1035260), (1628, 1007280), (1665, 984896), (1760, 931734), (1776, 923340), (1980, 828208), (2035, 805824), (2112, 776445), (2220, 738672), (2368, 692505), (2442, 671520), (2640, 621156), (2664, 615560), (2798, 586080), (2880, 569393), (2960, 554004), (3168, 517630), (3256, 503640), (3330, 492448), (3520, 465867), (3552, 461670), (3663, 447680), (3960, 414104), (4070, 402912), (4197, 390720), (4440, 369336), (4884, 335760), (5280, 310578), (5328, 307780), (5596, 293040), (5920, 277002), (6105, 268608), (6336, 258815), (6512, 251820), (6660, 246224), (6995, 234432), (7104, 230835), (7326, 223840), (7920, 207052), (8140, 201456), (8394, 195360), (8880, 184668), (9768, 167880), (10560, 155289), (10656, 153890), (11192, 146520), (11840, 138501), (12210, 134304), (12591, 130240), (13024, 125910), (13320, 123112), (13990, 117216), (14652, 111920), (15389, 106560), (15840, 103526), (16280, 100728), (16788, 97680), (17760, 92334), (18315, 89536), (19536, 83940), (20985, 78144), (21312, 76945), (22384, 73260), (24420, 67152), (25182, 65120), (26048, 62955), (26640, 61556), (27980, 58608), (29304, 55960), (30778, 53280), (31680, 51763), (32560, 50364), (33576, 48840), (35520, 46167), (36630, 44768), (39072, 41970)]