207923170

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{4663}}^1$

素因数の和:4704

約数の個数: 64

約数和(自身を含む): 470131200

約数和(自身を除く): 262208030

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 343, 455, 490, 637, 686, 910, 1274, 1715, 3185, 3430, 4459, 4663, 6370, 8918, 9326, 22295, 23315, 32641, 44590, 46630, 60619, 65282, 121238, 163205, 228487, 303095, 326410, 424333, 456974, 606190, 848666, 1142435, 1599409, 2121665, 2284870, 2970331, 3198818, 4243330, 5940662, 7997045, 14851655, 15994090, 20792317, 29703310, 41584634, 103961585, 207923170]

約数ペア:

[(1, 207923170), (2, 103961585), (5, 41584634), (7, 29703310), (10, 20792317), (13, 15994090), (14, 14851655), (26, 7997045), (35, 5940662), (49, 4243330), (65, 3198818), (70, 2970331), (91, 2284870), (98, 2121665), (130, 1599409), (182, 1142435), (245, 848666), (343, 606190), (455, 456974), (490, 424333), (637, 326410), (686, 303095), (910, 228487), (1274, 163205), (1715, 121238), (3185, 65282), (3430, 60619), (4459, 46630), (4663, 44590), (6370, 32641), (8918, 23315), (9326, 22295)]