72712920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{809}}^1$

素因数の和:937

約数の個数: 128

約数和(自身を含む): 251942400

約数和(自身を除く): 179229480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 107, 120, 140, 168, 210, 214, 280, 321, 420, 428, 535, 642, 749, 809, 840, 856, 1070, 1284, 1498, 1605, 1618, 2140, 2247, 2427, 2568, 2996, 3210, 3236, 3745, 4045, 4280, 4494, 4854, 5663, 5992, 6420, 6472, 7490, 8090, 8988, 9708, 11235, 11326, 12135, 12840, 14980, 16180, 16989, 17976, 19416, 22470, 22652, 24270, 28315, 29960, 32360, 33978, 44940, 45304, 48540, 56630, 67956, 84945, 86563, 89880, 97080, 113260, 135912, 169890, 173126, 226520, 259689, 339780, 346252, 432815, 519378, 605941, 679560, 692504, 865630, 1038756, 1211882, 1298445, 1731260, 1817823, 2077512, 2423764, 2596890, 3029705, 3462520, 3635646, 4847528, 5193780, 6059410, 7271292, 9089115, 10387560, 12118820, 14542584, 18178230, 24237640, 36356460, 72712920]

約数ペア:

[(1, 72712920), (2, 36356460), (3, 24237640), (4, 18178230), (5, 14542584), (6, 12118820), (7, 10387560), (8, 9089115), (10, 7271292), (12, 6059410), (14, 5193780), (15, 4847528), (20, 3635646), (21, 3462520), (24, 3029705), (28, 2596890), (30, 2423764), (35, 2077512), (40, 1817823), (42, 1731260), (56, 1298445), (60, 1211882), (70, 1038756), (84, 865630), (105, 692504), (107, 679560), (120, 605941), (140, 519378), (168, 432815), (210, 346252), (214, 339780), (280, 259689), (321, 226520), (420, 173126), (428, 169890), (535, 135912), (642, 113260), (749, 97080), (809, 89880), (840, 86563), (856, 84945), (1070, 67956), (1284, 56630), (1498, 48540), (1605, 45304), (1618, 44940), (2140, 33978), (2247, 32360), (2427, 29960), (2568, 28315), (2996, 24270), (3210, 22652), (3236, 22470), (3745, 19416), (4045, 17976), (4280, 16989), (4494, 16180), (4854, 14980), (5663, 12840), (5992, 12135), (6420, 11326), (6472, 11235), (7490, 9708), (8090, 8988)]