90942740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 232243200

約数和(自身を除く): 141300460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 179, 190, 191, 266, 358, 380, 382, 532, 665, 716, 764, 895, 955, 1253, 1330, 1337, 1790, 1910, 2506, 2660, 2674, 3401, 3580, 3629, 3820, 5012, 5348, 6265, 6685, 6802, 7258, 12530, 13370, 13604, 14516, 17005, 18145, 23807, 25060, 25403, 26740, 34010, 34189, 36290, 47614, 50806, 68020, 68378, 72580, 95228, 101612, 119035, 127015, 136756, 170945, 238070, 239323, 254030, 341890, 476140, 478646, 508060, 649591, 683780, 957292, 1196615, 1299182, 2393230, 2598364, 3247955, 4547137, 4786460, 6495910, 9094274, 12991820, 18188548, 22735685, 45471370, 90942740]

約数ペア:

[(1, 90942740), (2, 45471370), (4, 22735685), (5, 18188548), (7, 12991820), (10, 9094274), (14, 6495910), (19, 4786460), (20, 4547137), (28, 3247955), (35, 2598364), (38, 2393230), (70, 1299182), (76, 1196615), (95, 957292), (133, 683780), (140, 649591), (179, 508060), (190, 478646), (191, 476140), (266, 341890), (358, 254030), (380, 239323), (382, 238070), (532, 170945), (665, 136756), (716, 127015), (764, 119035), (895, 101612), (955, 95228), (1253, 72580), (1330, 68378), (1337, 68020), (1790, 50806), (1910, 47614), (2506, 36290), (2660, 34189), (2674, 34010), (3401, 26740), (3580, 25403), (3629, 25060), (3820, 23807), (5012, 18145), (5348, 17005), (6265, 14516), (6685, 13604), (6802, 13370), (7258, 12530)]