640350150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{35281}}^1$

素因数の和:35318

約数の個数: 72

約数和(自身を含む): 1745612232

約数和(自身を除く): 1105262082

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 121, 150, 165, 242, 275, 330, 363, 550, 605, 726, 825, 1210, 1650, 1815, 3025, 3630, 6050, 9075, 18150, 35281, 70562, 105843, 176405, 211686, 352810, 388091, 529215, 776182, 882025, 1058430, 1164273, 1764050, 1940455, 2328546, 2646075, 3880910, 4269001, 5292150, 5821365, 8538002, 9702275, 11642730, 12807003, 19404550, 21345005, 25614006, 29106825, 42690010, 58213650, 64035015, 106725025, 128070030, 213450050, 320175075, 640350150]

約数ペア:

[(1, 640350150), (2, 320175075), (3, 213450050), (5, 128070030), (6, 106725025), (10, 64035015), (11, 58213650), (15, 42690010), (22, 29106825), (25, 25614006), (30, 21345005), (33, 19404550), (50, 12807003), (55, 11642730), (66, 9702275), (75, 8538002), (110, 5821365), (121, 5292150), (150, 4269001), (165, 3880910), (242, 2646075), (275, 2328546), (330, 1940455), (363, 1764050), (550, 1164273), (605, 1058430), (726, 882025), (825, 776182), (1210, 529215), (1650, 388091), (1815, 352810), (3025, 211686), (3630, 176405), (6050, 105843), (9075, 70562), (18150, 35281)]