254158320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^2$

素因数の和:164

約数の個数: 240

約数和(自身を含む): 894630240

約数和(自身を除く): 640471920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 53, 58, 60, 65, 78, 80, 87, 104, 106, 116, 120, 130, 145, 156, 159, 174, 195, 208, 212, 232, 240, 260, 265, 290, 312, 318, 348, 377, 390, 424, 435, 464, 520, 530, 580, 624, 636, 689, 696, 754, 780, 795, 848, 870, 1040, 1060, 1131, 1160, 1272, 1378, 1392, 1508, 1537, 1560, 1590, 1740, 1885, 2067, 2120, 2262, 2320, 2544, 2756, 2809, 3016, 3074, 3120, 3180, 3445, 3480, 3770, 4134, 4240, 4524, 4611, 5512, 5618, 5655, 6032, 6148, 6360, 6890, 6960, 7540, 7685, 8268, 8427, 9048, 9222, 10335, 11024, 11236, 11310, 12296, 12720, 13780, 14045, 15080, 15370, 16536, 16854, 18096, 18444, 19981, 20670, 22472, 22620, 23055, 24592, 27560, 28090, 30160, 30740, 33072, 33708, 36517, 36888, 39962, 41340, 42135, 44944, 45240, 46110, 55120, 56180, 59943, 61480, 67416, 73034, 73776, 79924, 81461, 82680, 84270, 90480, 92220, 99905, 109551, 112360, 119886, 122960, 134832, 146068, 159848, 162922, 165360, 168540, 182585, 184440, 199810, 219102, 224720, 239772, 244383, 292136, 299715, 319696, 325844, 337080, 365170, 368880, 399620, 407305, 438204, 479544, 488766, 547755, 584272, 599430, 651688, 674160, 730340, 799240, 814610, 876408, 959088, 977532, 1058993, 1095510, 1198860, 1221915, 1303376, 1460680, 1598480, 1629220, 1752816, 1955064, 2117986, 2191020, 2397720, 2443830, 2921360, 3176979, 3258440, 3910128, 4235972, 4382040, 4795440, 4887660, 5294965, 6353958, 6516880, 8471944, 8764080, 9775320, 10589930, 12707916, 15884895, 16943888, 19550640, 21179860, 25415832, 31769790, 42359720, 50831664, 63539580, 84719440, 127079160, 254158320]

約数ペア:

[(1, 254158320), (2, 127079160), (3, 84719440), (4, 63539580), (5, 50831664), (6, 42359720), (8, 31769790), (10, 25415832), (12, 21179860), (13, 19550640), (15, 16943888), (16, 15884895), (20, 12707916), (24, 10589930), (26, 9775320), (29, 8764080), (30, 8471944), (39, 6516880), (40, 6353958), (48, 5294965), (52, 4887660), (53, 4795440), (58, 4382040), (60, 4235972), (65, 3910128), (78, 3258440), (80, 3176979), (87, 2921360), (104, 2443830), (106, 2397720), (116, 2191020), (120, 2117986), (130, 1955064), (145, 1752816), (156, 1629220), (159, 1598480), (174, 1460680), (195, 1303376), (208, 1221915), (212, 1198860), (232, 1095510), (240, 1058993), (260, 977532), (265, 959088), (290, 876408), (312, 814610), (318, 799240), (348, 730340), (377, 674160), (390, 651688), (424, 599430), (435, 584272), (464, 547755), (520, 488766), (530, 479544), (580, 438204), (624, 407305), (636, 399620), (689, 368880), (696, 365170), (754, 337080), (780, 325844), (795, 319696), (848, 299715), (870, 292136), (1040, 244383), (1060, 239772), (1131, 224720), (1160, 219102), (1272, 199810), (1378, 184440), (1392, 182585), (1508, 168540), (1537, 165360), (1560, 162922), (1590, 159848), (1740, 146068), (1885, 134832), (2067, 122960), (2120, 119886), (2262, 112360), (2320, 109551), (2544, 99905), (2756, 92220), (2809, 90480), (3016, 84270), (3074, 82680), (3120, 81461), (3180, 79924), (3445, 73776), (3480, 73034), (3770, 67416), (4134, 61480), (4240, 59943), (4524, 56180), (4611, 55120), (5512, 46110), (5618, 45240), (5655, 44944), (6032, 42135), (6148, 41340), (6360, 39962), (6890, 36888), (6960, 36517), (7540, 33708), (7685, 33072), (8268, 30740), (8427, 30160), (9048, 28090), (9222, 27560), (10335, 24592), (11024, 23055), (11236, 22620), (11310, 22472), (12296, 20670), (12720, 19981), (13780, 18444), (14045, 18096), (15080, 16854), (15370, 16536)]