155877920

素因数分解:

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

素因数の和:2914

約数の個数: 96

約数和(自身を含む): 414844416

約数和(自身を除く): 258966496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 880, 992, 1240, 1364, 1705, 1760, 2480, 2728, 2857, 3410, 4960, 5456, 5714, 6820, 10912, 11428, 13640, 14285, 22856, 27280, 28570, 31427, 45712, 54560, 57140, 62854, 88567, 91424, 114280, 125708, 157135, 177134, 228560, 251416, 314270, 354268, 442835, 457120, 502832, 628540, 708536, 885670, 974237, 1005664, 1257080, 1417072, 1771340, 1948474, 2514160, 2834144, 3542680, 3896948, 4871185, 5028320, 7085360, 7793896, 9742370, 14170720, 15587792, 19484740, 31175584, 38969480, 77938960, 155877920]

約数ペア:

[(1, 155877920), (2, 77938960), (4, 38969480), (5, 31175584), (8, 19484740), (10, 15587792), (11, 14170720), (16, 9742370), (20, 7793896), (22, 7085360), (31, 5028320), (32, 4871185), (40, 3896948), (44, 3542680), (55, 2834144), (62, 2514160), (80, 1948474), (88, 1771340), (110, 1417072), (124, 1257080), (155, 1005664), (160, 974237), (176, 885670), (220, 708536), (248, 628540), (310, 502832), (341, 457120), (352, 442835), (440, 354268), (496, 314270), (620, 251416), (682, 228560), (880, 177134), (992, 157135), (1240, 125708), (1364, 114280), (1705, 91424), (1760, 88567), (2480, 62854), (2728, 57140), (2857, 54560), (3410, 45712), (4960, 31427), (5456, 28570), (5714, 27280), (6820, 22856), (10912, 14285), (11428, 13640)]