64189320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1789}}^1$

素因数の和:1839

約数の個数: 128

約数和(自身を含む): 216518400

約数和(自身を除く): 152329080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1789, 1794, 2392, 2760, 2990, 3578, 3588, 4485, 5367, 5980, 7156, 7176, 8945, 8970, 10734, 11960, 14312, 17890, 17940, 21468, 23257, 26835, 35780, 35880, 41147, 42936, 46514, 53670, 69771, 71560, 82294, 93028, 107340, 116285, 123441, 139542, 164588, 186056, 205735, 214680, 232570, 246882, 279084, 329176, 348855, 411470, 465140, 493764, 534911, 558168, 617205, 697710, 822940, 930280, 987528, 1069822, 1234410, 1395420, 1604733, 1645880, 2139644, 2468820, 2674555, 2790840, 3209466, 4279288, 4937640, 5349110, 6418932, 8023665, 10698220, 12837864, 16047330, 21396440, 32094660, 64189320]

約数ペア:

[(1, 64189320), (2, 32094660), (3, 21396440), (4, 16047330), (5, 12837864), (6, 10698220), (8, 8023665), (10, 6418932), (12, 5349110), (13, 4937640), (15, 4279288), (20, 3209466), (23, 2790840), (24, 2674555), (26, 2468820), (30, 2139644), (39, 1645880), (40, 1604733), (46, 1395420), (52, 1234410), (60, 1069822), (65, 987528), (69, 930280), (78, 822940), (92, 697710), (104, 617205), (115, 558168), (120, 534911), (130, 493764), (138, 465140), (156, 411470), (184, 348855), (195, 329176), (230, 279084), (260, 246882), (276, 232570), (299, 214680), (312, 205735), (345, 186056), (390, 164588), (460, 139542), (520, 123441), (552, 116285), (598, 107340), (690, 93028), (780, 82294), (897, 71560), (920, 69771), (1196, 53670), (1380, 46514), (1495, 42936), (1560, 41147), (1789, 35880), (1794, 35780), (2392, 26835), (2760, 23257), (2990, 21468), (3578, 17940), (3588, 17890), (4485, 14312), (5367, 11960), (5980, 10734), (7156, 8970), (7176, 8945)]