18819240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 62985600

約数和(自身を除く): 44166360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 53, 55, 60, 66, 88, 106, 110, 120, 132, 159, 165, 212, 220, 264, 265, 269, 318, 330, 424, 440, 530, 538, 583, 636, 660, 795, 807, 1060, 1076, 1166, 1272, 1320, 1345, 1590, 1614, 1749, 2120, 2152, 2332, 2690, 2915, 2959, 3180, 3228, 3498, 4035, 4664, 5380, 5830, 5918, 6360, 6456, 6996, 8070, 8745, 8877, 10760, 11660, 11836, 13992, 14257, 14795, 16140, 17490, 17754, 23320, 23672, 28514, 29590, 32280, 34980, 35508, 42771, 44385, 57028, 59180, 69960, 71016, 71285, 85542, 88770, 114056, 118360, 142570, 156827, 171084, 177540, 213855, 285140, 313654, 342168, 355080, 427710, 470481, 570280, 627308, 784135, 855420, 940962, 1254616, 1568270, 1710840, 1881924, 2352405, 3136540, 3763848, 4704810, 6273080, 9409620, 18819240]

約数ペア:

[(1, 18819240), (2, 9409620), (3, 6273080), (4, 4704810), (5, 3763848), (6, 3136540), (8, 2352405), (10, 1881924), (11, 1710840), (12, 1568270), (15, 1254616), (20, 940962), (22, 855420), (24, 784135), (30, 627308), (33, 570280), (40, 470481), (44, 427710), (53, 355080), (55, 342168), (60, 313654), (66, 285140), (88, 213855), (106, 177540), (110, 171084), (120, 156827), (132, 142570), (159, 118360), (165, 114056), (212, 88770), (220, 85542), (264, 71285), (265, 71016), (269, 69960), (318, 59180), (330, 57028), (424, 44385), (440, 42771), (530, 35508), (538, 34980), (583, 32280), (636, 29590), (660, 28514), (795, 23672), (807, 23320), (1060, 17754), (1076, 17490), (1166, 16140), (1272, 14795), (1320, 14257), (1345, 13992), (1590, 11836), (1614, 11660), (1749, 10760), (2120, 8877), (2152, 8745), (2332, 8070), (2690, 6996), (2915, 6456), (2959, 6360), (3180, 5918), (3228, 5830), (3498, 5380), (4035, 4664)]