67413940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 157860360

約数和(自身を除く): 90446420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 121, 178, 220, 242, 313, 356, 445, 484, 605, 626, 890, 979, 1210, 1252, 1565, 1780, 1958, 2420, 3130, 3443, 3916, 4895, 6260, 6886, 9790, 10769, 13772, 17215, 19580, 21538, 27857, 34430, 37873, 43076, 53845, 55714, 68860, 75746, 107690, 111428, 139285, 151492, 189365, 215380, 278570, 306427, 378730, 557140, 612854, 757460, 1225708, 1532135, 3064270, 3370697, 6128540, 6741394, 13482788, 16853485, 33706970, 67413940]

約数ペア:

[(1, 67413940), (2, 33706970), (4, 16853485), (5, 13482788), (10, 6741394), (11, 6128540), (20, 3370697), (22, 3064270), (44, 1532135), (55, 1225708), (89, 757460), (110, 612854), (121, 557140), (178, 378730), (220, 306427), (242, 278570), (313, 215380), (356, 189365), (445, 151492), (484, 139285), (605, 111428), (626, 107690), (890, 75746), (979, 68860), (1210, 55714), (1252, 53845), (1565, 43076), (1780, 37873), (1958, 34430), (2420, 27857), (3130, 21538), (3443, 19580), (3916, 17215), (4895, 13772), (6260, 10769), (6886, 9790)]