123018870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 335664000

約数和(自身を除く): 212645130

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 73, 78, 87, 130, 145, 146, 149, 174, 195, 219, 290, 298, 365, 377, 390, 435, 438, 447, 730, 745, 754, 870, 894, 949, 1095, 1131, 1490, 1885, 1898, 1937, 2117, 2190, 2235, 2262, 2847, 3770, 3874, 4234, 4321, 4470, 4745, 5655, 5694, 5811, 6351, 8642, 9490, 9685, 10585, 10877, 11310, 11622, 12702, 12963, 14235, 19370, 21170, 21605, 21754, 25926, 27521, 28470, 29055, 31755, 32631, 43210, 54385, 55042, 56173, 58110, 63510, 64815, 65262, 82563, 108770, 112346, 129630, 137605, 141401, 163155, 165126, 168519, 275210, 280865, 282802, 315433, 326310, 337038, 412815, 424203, 561730, 630866, 707005, 825630, 842595, 848406, 946299, 1414010, 1577165, 1685190, 1892598, 2121015, 3154330, 4100629, 4242030, 4731495, 8201258, 9462990, 12301887, 20503145, 24603774, 41006290, 61509435, 123018870]

約数ペア:

[(1, 123018870), (2, 61509435), (3, 41006290), (5, 24603774), (6, 20503145), (10, 12301887), (13, 9462990), (15, 8201258), (26, 4731495), (29, 4242030), (30, 4100629), (39, 3154330), (58, 2121015), (65, 1892598), (73, 1685190), (78, 1577165), (87, 1414010), (130, 946299), (145, 848406), (146, 842595), (149, 825630), (174, 707005), (195, 630866), (219, 561730), (290, 424203), (298, 412815), (365, 337038), (377, 326310), (390, 315433), (435, 282802), (438, 280865), (447, 275210), (730, 168519), (745, 165126), (754, 163155), (870, 141401), (894, 137605), (949, 129630), (1095, 112346), (1131, 108770), (1490, 82563), (1885, 65262), (1898, 64815), (1937, 63510), (2117, 58110), (2190, 56173), (2235, 55042), (2262, 54385), (2847, 43210), (3770, 32631), (3874, 31755), (4234, 29055), (4321, 28470), (4470, 27521), (4745, 25926), (5655, 21754), (5694, 21605), (5811, 21170), (6351, 19370), (8642, 14235), (9490, 12963), (9685, 12702), (10585, 11622), (10877, 11310)]