85081980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 248371200

約数和(自身を除く): 163289220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 149, 155, 186, 298, 307, 310, 372, 447, 465, 596, 614, 620, 745, 894, 921, 930, 1228, 1490, 1535, 1788, 1842, 1860, 2235, 2980, 3070, 3684, 4470, 4605, 4619, 6140, 8940, 9210, 9238, 9517, 13857, 18420, 18476, 19034, 23095, 27714, 28551, 38068, 45743, 46190, 47585, 55428, 57102, 69285, 91486, 92380, 95170, 114204, 137229, 138570, 142755, 182972, 190340, 228715, 274458, 277140, 285510, 457430, 548916, 571020, 686145, 914860, 1372290, 1418033, 2744580, 2836066, 4254099, 5672132, 7090165, 8508198, 14180330, 17016396, 21270495, 28360660, 42540990, 85081980]

約数ペア:

[(1, 85081980), (2, 42540990), (3, 28360660), (4, 21270495), (5, 17016396), (6, 14180330), (10, 8508198), (12, 7090165), (15, 5672132), (20, 4254099), (30, 2836066), (31, 2744580), (60, 1418033), (62, 1372290), (93, 914860), (124, 686145), (149, 571020), (155, 548916), (186, 457430), (298, 285510), (307, 277140), (310, 274458), (372, 228715), (447, 190340), (465, 182972), (596, 142755), (614, 138570), (620, 137229), (745, 114204), (894, 95170), (921, 92380), (930, 91486), (1228, 69285), (1490, 57102), (1535, 55428), (1788, 47585), (1842, 46190), (1860, 45743), (2235, 38068), (2980, 28551), (3070, 27714), (3684, 23095), (4470, 19034), (4605, 18476), (4619, 18420), (6140, 13857), (8940, 9517), (9210, 9238)]