3977086720

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1373}}^1$

素因数の和:1498

約数の個数: 144

約数和(自身を含む): 9975635712

約数和(自身を除く): 5998548992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 73, 80, 124, 128, 146, 155, 160, 248, 256, 292, 310, 320, 365, 496, 584, 620, 640, 730, 992, 1168, 1240, 1280, 1373, 1460, 1984, 2263, 2336, 2480, 2746, 2920, 3968, 4526, 4672, 4960, 5492, 5840, 6865, 7936, 9052, 9344, 9920, 10984, 11315, 11680, 13730, 18104, 18688, 19840, 21968, 22630, 23360, 27460, 36208, 39680, 42563, 43936, 45260, 46720, 54920, 72416, 85126, 87872, 90520, 93440, 100229, 109840, 144832, 170252, 175744, 181040, 200458, 212815, 219680, 289664, 340504, 351488, 362080, 400916, 425630, 439360, 501145, 579328, 681008, 724160, 801832, 851260, 878720, 1002290, 1362016, 1448320, 1603664, 1702520, 1757440, 2004580, 2724032, 2896640, 3107099, 3207328, 3405040, 4009160, 5448064, 6214198, 6414656, 6810080, 8018320, 10896128, 12428396, 12829312, 13620160, 15535495, 16036640, 24856792, 25658624, 27240320, 31070990, 32073280, 49713584, 54480640, 62141980, 64146560, 99427168, 124283960, 128293120, 198854336, 248567920, 397708672, 497135840, 795417344, 994271680, 1988543360, 3977086720]

約数ペア:

[(1, 3977086720), (2, 1988543360), (4, 994271680), (5, 795417344), (8, 497135840), (10, 397708672), (16, 248567920), (20, 198854336), (31, 128293120), (32, 124283960), (40, 99427168), (62, 64146560), (64, 62141980), (73, 54480640), (80, 49713584), (124, 32073280), (128, 31070990), (146, 27240320), (155, 25658624), (160, 24856792), (248, 16036640), (256, 15535495), (292, 13620160), (310, 12829312), (320, 12428396), (365, 10896128), (496, 8018320), (584, 6810080), (620, 6414656), (640, 6214198), (730, 5448064), (992, 4009160), (1168, 3405040), (1240, 3207328), (1280, 3107099), (1373, 2896640), (1460, 2724032), (1984, 2004580), (2263, 1757440), (2336, 1702520), (2480, 1603664), (2746, 1448320), (2920, 1362016), (3968, 1002290), (4526, 878720), (4672, 851260), (4960, 801832), (5492, 724160), (5840, 681008), (6865, 579328), (7936, 501145), (9052, 439360), (9344, 425630), (9920, 400916), (10984, 362080), (11315, 351488), (11680, 340504), (13730, 289664), (18104, 219680), (18688, 212815), (19840, 200458), (21968, 181040), (22630, 175744), (23360, 170252), (27460, 144832), (36208, 109840), (39680, 100229), (42563, 93440), (43936, 90520), (45260, 87872), (46720, 85126), (54920, 72416)]