618241093840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1491031}}^1$

素因数の和:1491188

約数の個数: 80

約数和(自身を含む): 1477624640256

約数和(自身を除く): 859383546416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 73, 80, 142, 146, 284, 292, 355, 365, 568, 584, 710, 730, 1136, 1168, 1420, 1460, 2840, 2920, 5183, 5680, 5840, 10366, 20732, 25915, 41464, 51830, 82928, 103660, 207320, 414640, 1491031, 2982062, 5964124, 7455155, 11928248, 14910310, 23856496, 29820620, 59641240, 105863201, 108845263, 119282480, 211726402, 217690526, 423452804, 435381052, 529316005, 544226315, 846905608, 870762104, 1058632010, 1088452630, 1693811216, 1741524208, 2117264020, 2176905260, 4234528040, 4353810520, 7728013673, 8469056080, 8707621040, 15456027346, 30912054692, 38640068365, 61824109384, 77280136730, 123648218768, 154560273460, 309120546920, 618241093840]

約数ペア:

[(1, 618241093840), (2, 309120546920), (4, 154560273460), (5, 123648218768), (8, 77280136730), (10, 61824109384), (16, 38640068365), (20, 30912054692), (40, 15456027346), (71, 8707621040), (73, 8469056080), (80, 7728013673), (142, 4353810520), (146, 4234528040), (284, 2176905260), (292, 2117264020), (355, 1741524208), (365, 1693811216), (568, 1088452630), (584, 1058632010), (710, 870762104), (730, 846905608), (1136, 544226315), (1168, 529316005), (1420, 435381052), (1460, 423452804), (2840, 217690526), (2920, 211726402), (5183, 119282480), (5680, 108845263), (5840, 105863201), (10366, 59641240), (20732, 29820620), (25915, 23856496), (41464, 14910310), (51830, 11928248), (82928, 7455155), (103660, 5964124), (207320, 2982062), (414640, 1491031)]