138218480

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{7229}}^1$

素因数の和:7481

約数の個数: 40

約数和(自身を含む): 322747200

約数和(自身を除く): 184528720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4780, 7229, 9560, 14458, 19120, 28916, 36145, 57832, 72290, 115664, 144580, 289160, 578320, 1727731, 3455462, 6910924, 8638655, 13821848, 17277310, 27643696, 34554620, 69109240, 138218480]

約数ペア:

[(1, 138218480), (2, 69109240), (4, 34554620), (5, 27643696), (8, 17277310), (10, 13821848), (16, 8638655), (20, 6910924), (40, 3455462), (80, 1727731), (239, 578320), (478, 289160), (956, 144580), (1195, 115664), (1912, 72290), (2390, 57832), (3824, 36145), (4780, 28916), (7229, 19120), (9560, 14458)]