19181760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 224

約数和(自身を含む): 69128640

約数和(自身を除く): 49946880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 32, 39, 40, 48, 52, 53, 58, 60, 64, 65, 78, 80, 87, 96, 104, 106, 116, 120, 130, 145, 156, 159, 160, 174, 192, 195, 208, 212, 232, 240, 260, 265, 290, 312, 318, 320, 348, 377, 390, 416, 424, 435, 464, 480, 520, 530, 580, 624, 636, 689, 696, 754, 780, 795, 832, 848, 870, 928, 960, 1040, 1060, 1131, 1160, 1248, 1272, 1378, 1392, 1508, 1537, 1560, 1590, 1696, 1740, 1856, 1885, 2067, 2080, 2120, 2262, 2320, 2496, 2544, 2756, 2784, 3016, 3074, 3120, 3180, 3392, 3445, 3480, 3770, 4134, 4160, 4240, 4524, 4611, 4640, 5088, 5512, 5568, 5655, 6032, 6148, 6240, 6360, 6890, 6960, 7540, 7685, 8268, 8480, 9048, 9222, 9280, 10176, 10335, 11024, 11310, 12064, 12296, 12480, 12720, 13780, 13920, 15080, 15370, 16536, 16960, 18096, 18444, 19981, 20670, 22048, 22620, 23055, 24128, 24592, 25440, 27560, 27840, 30160, 30740, 33072, 36192, 36888, 39962, 41340, 44096, 45240, 46110, 49184, 50880, 55120, 59943, 60320, 61480, 66144, 72384, 73776, 79924, 82680, 90480, 92220, 98368, 99905, 110240, 119886, 120640, 122960, 132288, 147552, 159848, 165360, 180960, 184440, 199810, 220480, 239772, 245920, 295104, 299715, 319696, 330720, 361920, 368880, 399620, 479544, 491840, 599430, 639392, 661440, 737760, 799240, 959088, 1198860, 1278784, 1475520, 1598480, 1918176, 2397720, 3196960, 3836352, 4795440, 6393920, 9590880, 19181760]

約数ペア:

[(1, 19181760), (2, 9590880), (3, 6393920), (4, 4795440), (5, 3836352), (6, 3196960), (8, 2397720), (10, 1918176), (12, 1598480), (13, 1475520), (15, 1278784), (16, 1198860), (20, 959088), (24, 799240), (26, 737760), (29, 661440), (30, 639392), (32, 599430), (39, 491840), (40, 479544), (48, 399620), (52, 368880), (53, 361920), (58, 330720), (60, 319696), (64, 299715), (65, 295104), (78, 245920), (80, 239772), (87, 220480), (96, 199810), (104, 184440), (106, 180960), (116, 165360), (120, 159848), (130, 147552), (145, 132288), (156, 122960), (159, 120640), (160, 119886), (174, 110240), (192, 99905), (195, 98368), (208, 92220), (212, 90480), (232, 82680), (240, 79924), (260, 73776), (265, 72384), (290, 66144), (312, 61480), (318, 60320), (320, 59943), (348, 55120), (377, 50880), (390, 49184), (416, 46110), (424, 45240), (435, 44096), (464, 41340), (480, 39962), (520, 36888), (530, 36192), (580, 33072), (624, 30740), (636, 30160), (689, 27840), (696, 27560), (754, 25440), (780, 24592), (795, 24128), (832, 23055), (848, 22620), (870, 22048), (928, 20670), (960, 19981), (1040, 18444), (1060, 18096), (1131, 16960), (1160, 16536), (1248, 15370), (1272, 15080), (1378, 13920), (1392, 13780), (1508, 12720), (1537, 12480), (1560, 12296), (1590, 12064), (1696, 11310), (1740, 11024), (1856, 10335), (1885, 10176), (2067, 9280), (2080, 9222), (2120, 9048), (2262, 8480), (2320, 8268), (2496, 7685), (2544, 7540), (2756, 6960), (2784, 6890), (3016, 6360), (3074, 6240), (3120, 6148), (3180, 6032), (3392, 5655), (3445, 5568), (3480, 5512), (3770, 5088), (4134, 4640), (4160, 4611), (4240, 4524)]