20182858680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{56383}}^1$

素因数の和:56573

約数の個数: 128

約数和(自身を含む): 64142438400

約数和(自身を除く): 43959579720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 157, 190, 228, 285, 314, 380, 456, 471, 570, 628, 760, 785, 942, 1140, 1256, 1570, 1884, 2280, 2355, 2983, 3140, 3768, 4710, 5966, 6280, 8949, 9420, 11932, 14915, 17898, 18840, 23864, 29830, 35796, 44745, 56383, 59660, 71592, 89490, 112766, 119320, 169149, 178980, 225532, 281915, 338298, 357960, 451064, 563830, 676596, 845745, 1071277, 1127660, 1353192, 1691490, 2142554, 2255320, 3213831, 3382980, 4285108, 5356385, 6427662, 6765960, 8570216, 8852131, 10712770, 12855324, 16069155, 17704262, 21425540, 25710648, 26556393, 32138310, 35408524, 42851080, 44260655, 53112786, 64276620, 70817048, 88521310, 106225572, 128553240, 132781965, 168190489, 177042620, 212451144, 265563930, 336380978, 354085240, 504571467, 531127860, 672761956, 840952445, 1009142934, 1062255720, 1345523912, 1681904890, 2018285868, 2522857335, 3363809780, 4036571736, 5045714670, 6727619560, 10091429340, 20182858680]

約数ペア:

[(1, 20182858680), (2, 10091429340), (3, 6727619560), (4, 5045714670), (5, 4036571736), (6, 3363809780), (8, 2522857335), (10, 2018285868), (12, 1681904890), (15, 1345523912), (19, 1062255720), (20, 1009142934), (24, 840952445), (30, 672761956), (38, 531127860), (40, 504571467), (57, 354085240), (60, 336380978), (76, 265563930), (95, 212451144), (114, 177042620), (120, 168190489), (152, 132781965), (157, 128553240), (190, 106225572), (228, 88521310), (285, 70817048), (314, 64276620), (380, 53112786), (456, 44260655), (471, 42851080), (570, 35408524), (628, 32138310), (760, 26556393), (785, 25710648), (942, 21425540), (1140, 17704262), (1256, 16069155), (1570, 12855324), (1884, 10712770), (2280, 8852131), (2355, 8570216), (2983, 6765960), (3140, 6427662), (3768, 5356385), (4710, 4285108), (5966, 3382980), (6280, 3213831), (8949, 2255320), (9420, 2142554), (11932, 1691490), (14915, 1353192), (17898, 1127660), (18840, 1071277), (23864, 845745), (29830, 676596), (35796, 563830), (44745, 451064), (56383, 357960), (59660, 338298), (71592, 281915), (89490, 225532), (112766, 178980), (119320, 169149)]