90042990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{4639}}^1$

素因数の和:5296

約数の個数: 32

約数和(自身を含む): 216483840

約数和(自身を除く): 126440850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 647, 1294, 1941, 3235, 3882, 4639, 6470, 9278, 9705, 13917, 19410, 23195, 27834, 46390, 69585, 139170, 3001433, 6002866, 9004299, 15007165, 18008598, 30014330, 45021495, 90042990]

約数ペア:

[(1, 90042990), (2, 45021495), (3, 30014330), (5, 18008598), (6, 15007165), (10, 9004299), (15, 6002866), (30, 3001433), (647, 139170), (1294, 69585), (1941, 46390), (3235, 27834), (3882, 23195), (4639, 19410), (6470, 13917), (9278, 9705)]