348565240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{701}}^1$

素因数の和:1144

約数の個数: 64

約数和(自身を含む): 812747520

約数和(自身を除く): 464182280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 401, 620, 701, 802, 1240, 1402, 1604, 2005, 2804, 3208, 3505, 4010, 5608, 7010, 8020, 12431, 14020, 16040, 21731, 24862, 28040, 43462, 49724, 62155, 86924, 99448, 108655, 124310, 173848, 217310, 248620, 281101, 434620, 497240, 562202, 869240, 1124404, 1405505, 2248808, 2811010, 5622020, 8714131, 11244040, 17428262, 34856524, 43570655, 69713048, 87141310, 174282620, 348565240]

約数ペア:

[(1, 348565240), (2, 174282620), (4, 87141310), (5, 69713048), (8, 43570655), (10, 34856524), (20, 17428262), (31, 11244040), (40, 8714131), (62, 5622020), (124, 2811010), (155, 2248808), (248, 1405505), (310, 1124404), (401, 869240), (620, 562202), (701, 497240), (802, 434620), (1240, 281101), (1402, 248620), (1604, 217310), (2005, 173848), (2804, 124310), (3208, 108655), (3505, 99448), (4010, 86924), (5608, 62155), (7010, 49724), (8020, 43462), (12431, 28040), (14020, 24862), (16040, 21731)]