328520640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:160

約数の個数: 448

約数和(自身を含む): 1310883840

約数和(自身を除く): 982363200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 31, 32, 35, 38, 40, 42, 48, 56, 57, 60, 62, 64, 70, 76, 80, 83, 84, 93, 95, 96, 105, 112, 114, 120, 124, 133, 140, 152, 155, 160, 166, 168, 186, 190, 192, 210, 217, 224, 228, 240, 248, 249, 266, 280, 285, 304, 310, 320, 332, 336, 372, 380, 399, 415, 420, 434, 448, 456, 465, 480, 496, 498, 532, 560, 570, 581, 589, 608, 620, 651, 664, 665, 672, 744, 760, 798, 830, 840, 868, 912, 930, 960, 992, 996, 1064, 1085, 1120, 1140, 1162, 1178, 1216, 1240, 1245, 1302, 1328, 1330, 1344, 1488, 1520, 1577, 1596, 1660, 1680, 1736, 1743, 1767, 1824, 1860, 1984, 1992, 1995, 2128, 2170, 2240, 2280, 2324, 2356, 2480, 2490, 2573, 2604, 2656, 2660, 2905, 2945, 2976, 3040, 3154, 3192, 3255, 3320, 3360, 3472, 3486, 3534, 3648, 3720, 3984, 3990, 4123, 4256, 4340, 4560, 4648, 4712, 4731, 4960, 4980, 5146, 5208, 5312, 5320, 5810, 5890, 5952, 6080, 6308, 6384, 6510, 6640, 6720, 6944, 6972, 7068, 7440, 7719, 7885, 7968, 7980, 8246, 8512, 8680, 8715, 8835, 9120, 9296, 9424, 9462, 9920, 9960, 10292, 10416, 10640, 11039, 11620, 11780, 12369, 12616, 12768, 12865, 13020, 13280, 13888, 13944, 14136, 14880, 15438, 15770, 15936, 15960, 16492, 17360, 17430, 17670, 18011, 18240, 18592, 18848, 18924, 19920, 20584, 20615, 20832, 21280, 22078, 23240, 23560, 23655, 24738, 25232, 25536, 25730, 26040, 26560, 27888, 28272, 29760, 30876, 31540, 31920, 32984, 33117, 34720, 34860, 35340, 36022, 37184, 37696, 37848, 38595, 39840, 41168, 41230, 41664, 42560, 44156, 46480, 47120, 47310, 48887, 49476, 50464, 51460, 52080, 54033, 55195, 55776, 56544, 61752, 61845, 63080, 63840, 65968, 66234, 69440, 69720, 70680, 72044, 75696, 77190, 79680, 82336, 82460, 88312, 90055, 92960, 94240, 94620, 97774, 98952, 100928, 102920, 104160, 108066, 110390, 111552, 113088, 123504, 123690, 126160, 127680, 131936, 132468, 139440, 141360, 144088, 146661, 151392, 154380, 164672, 164920, 165585, 176624, 180110, 185920, 188480, 189240, 195548, 197904, 205840, 208320, 216132, 220780, 244435, 247008, 247380, 252320, 263872, 264936, 270165, 278880, 282720, 288176, 293322, 302784, 308760, 329840, 331170, 342209, 353248, 360220, 378480, 391096, 395808, 411680, 432264, 441560, 488870, 494016, 494760, 504640, 529872, 540330, 557760, 565440, 576352, 586644, 617520, 659680, 662340, 684418, 706496, 720440, 733305, 756960, 782192, 791616, 823360, 864528, 883120, 977740, 989520, 1026627, 1059744, 1080660, 1152704, 1173288, 1235040, 1319360, 1324680, 1368836, 1440880, 1466610, 1513920, 1564384, 1711045, 1729056, 1766240, 1955480, 1979040, 2053254, 2119488, 2161320, 2346576, 2470080, 2649360, 2737672, 2881760, 2933220, 3128768, 3422090, 3458112, 3532480, 3910960, 3958080, 4106508, 4322640, 4693152, 5133135, 5298720, 5475344, 5763520, 5866440, 6844180, 7821920, 8213016, 8645280, 9386304, 10266270, 10597440, 10950688, 11732880, 13688360, 15643840, 16426032, 17290560, 20532540, 21901376, 23465760, 27376720, 32852064, 41065080, 46931520, 54753440, 65704128, 82130160, 109506880, 164260320, 328520640]

約数ペア:

[(1, 328520640), (2, 164260320), (3, 109506880), (4, 82130160), (5, 65704128), (6, 54753440), (7, 46931520), (8, 41065080), (10, 32852064), (12, 27376720), (14, 23465760), (15, 21901376), (16, 20532540), (19, 17290560), (20, 16426032), (21, 15643840), (24, 13688360), (28, 11732880), (30, 10950688), (31, 10597440), (32, 10266270), (35, 9386304), (38, 8645280), (40, 8213016), (42, 7821920), (48, 6844180), (56, 5866440), (57, 5763520), (60, 5475344), (62, 5298720), (64, 5133135), (70, 4693152), (76, 4322640), (80, 4106508), (83, 3958080), (84, 3910960), (93, 3532480), (95, 3458112), (96, 3422090), (105, 3128768), (112, 2933220), (114, 2881760), (120, 2737672), (124, 2649360), (133, 2470080), (140, 2346576), (152, 2161320), (155, 2119488), (160, 2053254), (166, 1979040), (168, 1955480), (186, 1766240), (190, 1729056), (192, 1711045), (210, 1564384), (217, 1513920), (224, 1466610), (228, 1440880), (240, 1368836), (248, 1324680), (249, 1319360), (266, 1235040), (280, 1173288), (285, 1152704), (304, 1080660), (310, 1059744), (320, 1026627), (332, 989520), (336, 977740), (372, 883120), (380, 864528), (399, 823360), (415, 791616), (420, 782192), (434, 756960), (448, 733305), (456, 720440), (465, 706496), (480, 684418), (496, 662340), (498, 659680), (532, 617520), (560, 586644), (570, 576352), (581, 565440), (589, 557760), (608, 540330), (620, 529872), (651, 504640), (664, 494760), (665, 494016), (672, 488870), (744, 441560), (760, 432264), (798, 411680), (830, 395808), (840, 391096), (868, 378480), (912, 360220), (930, 353248), (960, 342209), (992, 331170), (996, 329840), (1064, 308760), (1085, 302784), (1120, 293322), (1140, 288176), (1162, 282720), (1178, 278880), (1216, 270165), (1240, 264936), (1245, 263872), (1302, 252320), (1328, 247380), (1330, 247008), (1344, 244435), (1488, 220780), (1520, 216132), (1577, 208320), (1596, 205840), (1660, 197904), (1680, 195548), (1736, 189240), (1743, 188480), (1767, 185920), (1824, 180110), (1860, 176624), (1984, 165585), (1992, 164920), (1995, 164672), (2128, 154380), (2170, 151392), (2240, 146661), (2280, 144088), (2324, 141360), (2356, 139440), (2480, 132468), (2490, 131936), (2573, 127680), (2604, 126160), (2656, 123690), (2660, 123504), (2905, 113088), (2945, 111552), (2976, 110390), (3040, 108066), (3154, 104160), (3192, 102920), (3255, 100928), (3320, 98952), (3360, 97774), (3472, 94620), (3486, 94240), (3534, 92960), (3648, 90055), (3720, 88312), (3984, 82460), (3990, 82336), (4123, 79680), (4256, 77190), (4340, 75696), (4560, 72044), (4648, 70680), (4712, 69720), (4731, 69440), (4960, 66234), (4980, 65968), (5146, 63840), (5208, 63080), (5312, 61845), (5320, 61752), (5810, 56544), (5890, 55776), (5952, 55195), (6080, 54033), (6308, 52080), (6384, 51460), (6510, 50464), (6640, 49476), (6720, 48887), (6944, 47310), (6972, 47120), (7068, 46480), (7440, 44156), (7719, 42560), (7885, 41664), (7968, 41230), (7980, 41168), (8246, 39840), (8512, 38595), (8680, 37848), (8715, 37696), (8835, 37184), (9120, 36022), (9296, 35340), (9424, 34860), (9462, 34720), (9920, 33117), (9960, 32984), (10292, 31920), (10416, 31540), (10640, 30876), (11039, 29760), (11620, 28272), (11780, 27888), (12369, 26560), (12616, 26040), (12768, 25730), (12865, 25536), (13020, 25232), (13280, 24738), (13888, 23655), (13944, 23560), (14136, 23240), (14880, 22078), (15438, 21280), (15770, 20832), (15936, 20615), (15960, 20584), (16492, 19920), (17360, 18924), (17430, 18848), (17670, 18592), (18011, 18240)]