857328560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2923

約数の個数: 120

約数和(自身を含む): 2262438528

約数和(自身を除く): 1405109968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 176, 220, 242, 248, 310, 341, 440, 484, 496, 605, 620, 682, 880, 968, 1210, 1240, 1364, 1705, 1936, 2420, 2480, 2728, 2857, 3410, 3751, 4840, 5456, 5714, 6820, 7502, 9680, 11428, 13640, 14285, 15004, 18755, 22856, 27280, 28570, 30008, 31427, 37510, 45712, 57140, 60016, 62854, 75020, 88567, 114280, 125708, 150040, 157135, 177134, 228560, 251416, 300080, 314270, 345697, 354268, 442835, 502832, 628540, 691394, 708536, 885670, 974237, 1257080, 1382788, 1417072, 1728485, 1771340, 1948474, 2514160, 2765576, 3456970, 3542680, 3896948, 4871185, 5531152, 6913940, 7085360, 7793896, 9742370, 10716607, 13827880, 15587792, 19484740, 21433214, 27655760, 38969480, 42866428, 53583035, 77938960, 85732856, 107166070, 171465712, 214332140, 428664280, 857328560]

約数ペア:

[(1, 857328560), (2, 428664280), (4, 214332140), (5, 171465712), (8, 107166070), (10, 85732856), (11, 77938960), (16, 53583035), (20, 42866428), (22, 38969480), (31, 27655760), (40, 21433214), (44, 19484740), (55, 15587792), (62, 13827880), (80, 10716607), (88, 9742370), (110, 7793896), (121, 7085360), (124, 6913940), (155, 5531152), (176, 4871185), (220, 3896948), (242, 3542680), (248, 3456970), (310, 2765576), (341, 2514160), (440, 1948474), (484, 1771340), (496, 1728485), (605, 1417072), (620, 1382788), (682, 1257080), (880, 974237), (968, 885670), (1210, 708536), (1240, 691394), (1364, 628540), (1705, 502832), (1936, 442835), (2420, 354268), (2480, 345697), (2728, 314270), (2857, 300080), (3410, 251416), (3751, 228560), (4840, 177134), (5456, 157135), (5714, 150040), (6820, 125708), (7502, 114280), (9680, 88567), (11428, 75020), (13640, 62854), (14285, 60016), (15004, 57140), (18755, 45712), (22856, 37510), (27280, 31427), (28570, 30008)]