1812892440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1\times {\mathrm{521}}^1$

素因数の和:913

約数の個数: 128

約数和(自身を含む): 5520337920

約数和(自身を除く): 3707445480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 271, 321, 428, 521, 535, 542, 642, 813, 856, 1042, 1070, 1084, 1284, 1355, 1563, 1605, 1626, 2084, 2140, 2168, 2568, 2605, 2710, 3126, 3210, 3252, 4065, 4168, 4280, 5210, 5420, 6252, 6420, 6504, 7815, 8130, 10420, 10840, 12504, 12840, 15630, 16260, 20840, 28997, 31260, 32520, 55747, 57994, 62520, 86991, 111494, 115988, 141191, 144985, 167241, 173982, 222988, 231976, 278735, 282382, 289970, 334482, 347964, 423573, 434955, 445976, 557470, 564764, 579940, 668964, 695928, 705955, 836205, 847146, 869910, 1114940, 1129528, 1159880, 1337928, 1411910, 1672410, 1694292, 1739820, 2117865, 2229880, 2823820, 3344820, 3388584, 3479640, 4235730, 5647640, 6689640, 8471460, 15107437, 16942920, 30214874, 45322311, 60429748, 75537185, 90644622, 120859496, 151074370, 181289244, 226611555, 302148740, 362578488, 453223110, 604297480, 906446220, 1812892440]

約数ペア:

[(1, 1812892440), (2, 906446220), (3, 604297480), (4, 453223110), (5, 362578488), (6, 302148740), (8, 226611555), (10, 181289244), (12, 151074370), (15, 120859496), (20, 90644622), (24, 75537185), (30, 60429748), (40, 45322311), (60, 30214874), (107, 16942920), (120, 15107437), (214, 8471460), (271, 6689640), (321, 5647640), (428, 4235730), (521, 3479640), (535, 3388584), (542, 3344820), (642, 2823820), (813, 2229880), (856, 2117865), (1042, 1739820), (1070, 1694292), (1084, 1672410), (1284, 1411910), (1355, 1337928), (1563, 1159880), (1605, 1129528), (1626, 1114940), (2084, 869910), (2140, 847146), (2168, 836205), (2568, 705955), (2605, 695928), (2710, 668964), (3126, 579940), (3210, 564764), (3252, 557470), (4065, 445976), (4168, 434955), (4280, 423573), (5210, 347964), (5420, 334482), (6252, 289970), (6420, 282382), (6504, 278735), (7815, 231976), (8130, 222988), (10420, 173982), (10840, 167241), (12504, 144985), (12840, 141191), (15630, 115988), (16260, 111494), (20840, 86991), (28997, 62520), (31260, 57994), (32520, 55747)]