148932940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 342180720

約数和(自身を除く): 193247780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 169, 260, 278, 317, 338, 556, 634, 676, 695, 845, 1268, 1390, 1585, 1690, 1807, 2780, 3170, 3380, 3614, 4121, 6340, 7228, 8242, 9035, 16484, 18070, 20605, 23491, 36140, 41210, 44063, 46982, 53573, 82420, 88126, 93964, 107146, 117455, 176252, 214292, 220315, 234910, 267865, 440630, 469820, 535730, 572819, 881260, 1071460, 1145638, 2291276, 2864095, 5728190, 7446647, 11456380, 14893294, 29786588, 37233235, 74466470, 148932940]

約数ペア:

[(1, 148932940), (2, 74466470), (4, 37233235), (5, 29786588), (10, 14893294), (13, 11456380), (20, 7446647), (26, 5728190), (52, 2864095), (65, 2291276), (130, 1145638), (139, 1071460), (169, 881260), (260, 572819), (278, 535730), (317, 469820), (338, 440630), (556, 267865), (634, 234910), (676, 220315), (695, 214292), (845, 176252), (1268, 117455), (1390, 107146), (1585, 93964), (1690, 88126), (1807, 82420), (2780, 53573), (3170, 46982), (3380, 44063), (3614, 41210), (4121, 36140), (6340, 23491), (7228, 20605), (8242, 18070), (9035, 16484)]