358789040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{727}}^1$

素因数の和:970

約数の個数: 80

約数和(自身を含む): 866611200

約数和(自身を除く): 507822160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 199, 248, 310, 398, 496, 620, 727, 796, 995, 1240, 1454, 1592, 1990, 2480, 2908, 3184, 3635, 3980, 5816, 6169, 7270, 7960, 11632, 12338, 14540, 15920, 22537, 24676, 29080, 30845, 45074, 49352, 58160, 61690, 90148, 98704, 112685, 123380, 144673, 180296, 225370, 246760, 289346, 360592, 450740, 493520, 578692, 723365, 901480, 1157384, 1446730, 1802960, 2314768, 2893460, 4484863, 5786920, 8969726, 11573840, 17939452, 22424315, 35878904, 44848630, 71757808, 89697260, 179394520, 358789040]

約数ペア:

[(1, 358789040), (2, 179394520), (4, 89697260), (5, 71757808), (8, 44848630), (10, 35878904), (16, 22424315), (20, 17939452), (31, 11573840), (40, 8969726), (62, 5786920), (80, 4484863), (124, 2893460), (155, 2314768), (199, 1802960), (248, 1446730), (310, 1157384), (398, 901480), (496, 723365), (620, 578692), (727, 493520), (796, 450740), (995, 360592), (1240, 289346), (1454, 246760), (1592, 225370), (1990, 180296), (2480, 144673), (2908, 123380), (3184, 112685), (3635, 98704), (3980, 90148), (5816, 61690), (6169, 58160), (7270, 49352), (7960, 45074), (11632, 30845), (12338, 29080), (14540, 24676), (15920, 22537)]