421416840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1789}}^1$

素因数の和:1967

約数の個数: 128

約数和(自身を含む): 1371283200

約数和(自身を除く): 949866360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 151, 156, 195, 260, 302, 312, 390, 453, 520, 604, 755, 780, 906, 1208, 1510, 1560, 1789, 1812, 1963, 2265, 3020, 3578, 3624, 3926, 4530, 5367, 5889, 6040, 7156, 7852, 8945, 9060, 9815, 10734, 11778, 14312, 15704, 17890, 18120, 19630, 21468, 23257, 23556, 26835, 29445, 35780, 39260, 42936, 46514, 47112, 53670, 58890, 69771, 71560, 78520, 93028, 107340, 116285, 117780, 139542, 186056, 214680, 232570, 235560, 270139, 279084, 348855, 465140, 540278, 558168, 697710, 810417, 930280, 1080556, 1350695, 1395420, 1620834, 2161112, 2701390, 2790840, 3241668, 3511807, 4052085, 5402780, 6483336, 7023614, 8104170, 10535421, 10805560, 14047228, 16208340, 17559035, 21070842, 28094456, 32416680, 35118070, 42141684, 52677105, 70236140, 84283368, 105354210, 140472280, 210708420, 421416840]

約数ペア:

[(1, 421416840), (2, 210708420), (3, 140472280), (4, 105354210), (5, 84283368), (6, 70236140), (8, 52677105), (10, 42141684), (12, 35118070), (13, 32416680), (15, 28094456), (20, 21070842), (24, 17559035), (26, 16208340), (30, 14047228), (39, 10805560), (40, 10535421), (52, 8104170), (60, 7023614), (65, 6483336), (78, 5402780), (104, 4052085), (120, 3511807), (130, 3241668), (151, 2790840), (156, 2701390), (195, 2161112), (260, 1620834), (302, 1395420), (312, 1350695), (390, 1080556), (453, 930280), (520, 810417), (604, 697710), (755, 558168), (780, 540278), (906, 465140), (1208, 348855), (1510, 279084), (1560, 270139), (1789, 235560), (1812, 232570), (1963, 214680), (2265, 186056), (3020, 139542), (3578, 117780), (3624, 116285), (3926, 107340), (4530, 93028), (5367, 78520), (5889, 71560), (6040, 69771), (7156, 58890), (7852, 53670), (8945, 47112), (9060, 46514), (9815, 42936), (10734, 39260), (11778, 35780), (14312, 29445), (15704, 26835), (17890, 23556), (18120, 23257), (19630, 21468)]