28480290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 70709760

約数和(自身を除く): 42229470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 79, 122, 158, 183, 197, 237, 305, 366, 394, 395, 474, 591, 610, 790, 915, 985, 1182, 1185, 1830, 1970, 2370, 2955, 4819, 5910, 9638, 12017, 14457, 15563, 24034, 24095, 28914, 31126, 36051, 46689, 48190, 60085, 72102, 72285, 77815, 93378, 120170, 144570, 155630, 180255, 233445, 360510, 466890, 949343, 1898686, 2848029, 4746715, 5696058, 9493430, 14240145, 28480290]

約数ペア:

[(1, 28480290), (2, 14240145), (3, 9493430), (5, 5696058), (6, 4746715), (10, 2848029), (15, 1898686), (30, 949343), (61, 466890), (79, 360510), (122, 233445), (158, 180255), (183, 155630), (197, 144570), (237, 120170), (305, 93378), (366, 77815), (394, 72285), (395, 72102), (474, 60085), (591, 48190), (610, 46689), (790, 36051), (915, 31126), (985, 28914), (1182, 24095), (1185, 24034), (1830, 15563), (1970, 14457), (2370, 12017), (2955, 9638), (4819, 5910)]