1230447040

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1747}}^1$

素因数の和:1866

約数の個数: 112

約数和(自身を含む): 3068872704

約数和(自身を除く): 1838425664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 80, 124, 142, 155, 160, 248, 284, 310, 320, 355, 496, 568, 620, 710, 992, 1136, 1240, 1420, 1747, 1984, 2201, 2272, 2480, 2840, 3494, 4402, 4544, 4960, 5680, 6988, 8735, 8804, 9920, 11005, 11360, 13976, 17470, 17608, 22010, 22720, 27952, 34940, 35216, 44020, 54157, 55904, 69880, 70432, 88040, 108314, 111808, 124037, 139760, 140864, 176080, 216628, 248074, 270785, 279520, 352160, 433256, 496148, 541570, 559040, 620185, 704320, 866512, 992296, 1083140, 1240370, 1733024, 1984592, 2166280, 2480740, 3466048, 3845147, 3969184, 4332560, 4961480, 7690294, 7938368, 8665120, 9922960, 15380588, 17330240, 19225735, 19845920, 30761176, 38451470, 39691840, 61522352, 76902940, 123044704, 153805880, 246089408, 307611760, 615223520, 1230447040]

約数ペア:

[(1, 1230447040), (2, 615223520), (4, 307611760), (5, 246089408), (8, 153805880), (10, 123044704), (16, 76902940), (20, 61522352), (31, 39691840), (32, 38451470), (40, 30761176), (62, 19845920), (64, 19225735), (71, 17330240), (80, 15380588), (124, 9922960), (142, 8665120), (155, 7938368), (160, 7690294), (248, 4961480), (284, 4332560), (310, 3969184), (320, 3845147), (355, 3466048), (496, 2480740), (568, 2166280), (620, 1984592), (710, 1733024), (992, 1240370), (1136, 1083140), (1240, 992296), (1420, 866512), (1747, 704320), (1984, 620185), (2201, 559040), (2272, 541570), (2480, 496148), (2840, 433256), (3494, 352160), (4402, 279520), (4544, 270785), (4960, 248074), (5680, 216628), (6988, 176080), (8735, 140864), (8804, 139760), (9920, 124037), (11005, 111808), (11360, 108314), (13976, 88040), (17470, 70432), (17608, 69880), (22010, 55904), (22720, 54157), (27952, 44020), (34940, 35216)]