215291760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{897049}}^1$

素因数の和:897065

約数の個数: 40

約数和(自身を含む): 667405200

約数和(自身を除く): 452113440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 897049, 1794098, 2691147, 3588196, 4485245, 5382294, 7176392, 8970490, 10764588, 13455735, 14352784, 17940980, 21529176, 26911470, 35881960, 43058352, 53822940, 71763920, 107645880, 215291760]

約数ペア:

[(1, 215291760), (2, 107645880), (3, 71763920), (4, 53822940), (5, 43058352), (6, 35881960), (8, 26911470), (10, 21529176), (12, 17940980), (15, 14352784), (16, 13455735), (20, 10764588), (24, 8970490), (30, 7176392), (40, 5382294), (48, 4485245), (60, 3588196), (80, 2691147), (120, 1794098), (240, 897049)]