1221140373760

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{654781}}^1$

素因数の和:654880

約数の個数: 144

約数和(自身を含む): 3083614636032

約数和(自身を除く): 1862474262272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 94, 124, 128, 155, 160, 188, 235, 248, 256, 310, 320, 376, 470, 496, 620, 640, 752, 940, 992, 1240, 1280, 1457, 1504, 1880, 1984, 2480, 2914, 3008, 3760, 3968, 4960, 5828, 6016, 7285, 7520, 7936, 9920, 11656, 12032, 14570, 15040, 19840, 23312, 29140, 30080, 39680, 46624, 58280, 60160, 93248, 116560, 186496, 233120, 372992, 466240, 654781, 932480, 1309562, 1864960, 2619124, 3273905, 5238248, 6547810, 10476496, 13095620, 20298211, 20952992, 26191240, 30774707, 40596422, 41905984, 52382480, 61549414, 81192844, 83811968, 101491055, 104764960, 123098828, 153873535, 162385688, 167623936, 202982110, 209529920, 246197656, 307747070, 324771376, 405964220, 419059840, 492395312, 615494140, 649542752, 811928440, 838119680, 954015917, 984790624, 1230988280, 1299085504, 1623856880, 1908031834, 1969581248, 2461976560, 2598171008, 3247713760, 3816063668, 3939162496, 4770079585, 4923953120, 5196342016, 6495427520, 7632127336, 7878324992, 9540159170, 9847906240, 12990855040, 15264254672, 19080318340, 19695812480, 25981710080, 30528509344, 38160636680, 39391624960, 61057018688, 76321273360, 122114037376, 152642546720, 244228074752, 305285093440, 610570186880, 1221140373760]

約数ペア:

[(1, 1221140373760), (2, 610570186880), (4, 305285093440), (5, 244228074752), (8, 152642546720), (10, 122114037376), (16, 76321273360), (20, 61057018688), (31, 39391624960), (32, 38160636680), (40, 30528509344), (47, 25981710080), (62, 19695812480), (64, 19080318340), (80, 15264254672), (94, 12990855040), (124, 9847906240), (128, 9540159170), (155, 7878324992), (160, 7632127336), (188, 6495427520), (235, 5196342016), (248, 4923953120), (256, 4770079585), (310, 3939162496), (320, 3816063668), (376, 3247713760), (470, 2598171008), (496, 2461976560), (620, 1969581248), (640, 1908031834), (752, 1623856880), (940, 1299085504), (992, 1230988280), (1240, 984790624), (1280, 954015917), (1457, 838119680), (1504, 811928440), (1880, 649542752), (1984, 615494140), (2480, 492395312), (2914, 419059840), (3008, 405964220), (3760, 324771376), (3968, 307747070), (4960, 246197656), (5828, 209529920), (6016, 202982110), (7285, 167623936), (7520, 162385688), (7936, 153873535), (9920, 123098828), (11656, 104764960), (12032, 101491055), (14570, 83811968), (15040, 81192844), (19840, 61549414), (23312, 52382480), (29140, 41905984), (30080, 40596422), (39680, 30774707), (46624, 26191240), (58280, 20952992), (60160, 20298211), (93248, 13095620), (116560, 10476496), (186496, 6547810), (233120, 5238248), (372992, 3273905), (466240, 2619124), (654781, 1864960), (932480, 1309562)]