1285114920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{345461}}^1$

素因数の和:345506

約数の個数: 64

約数和(自身を含む): 3979722240

約数和(自身を除く): 2694607320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 345461, 690922, 1036383, 1381844, 1727305, 2072766, 2763688, 3454610, 4145532, 5181915, 6909220, 8291064, 10363830, 10709291, 13818440, 20727660, 21418582, 32127873, 41455320, 42837164, 53546455, 64255746, 85674328, 107092910, 128511492, 160639365, 214185820, 257022984, 321278730, 428371640, 642557460, 1285114920]

約数ペア:

[(1, 1285114920), (2, 642557460), (3, 428371640), (4, 321278730), (5, 257022984), (6, 214185820), (8, 160639365), (10, 128511492), (12, 107092910), (15, 85674328), (20, 64255746), (24, 53546455), (30, 42837164), (31, 41455320), (40, 32127873), (60, 21418582), (62, 20727660), (93, 13818440), (120, 10709291), (124, 10363830), (155, 8291064), (186, 6909220), (248, 5181915), (310, 4145532), (372, 3454610), (465, 2763688), (620, 2072766), (744, 1727305), (930, 1381844), (1240, 1036383), (1860, 690922), (3720, 345461)]