421307260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{887}}^1$

素因数の和:1051

約数の個数: 96

約数和(自身を含む): 1031159808

約数和(自身を除く): 609852548

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 127, 170, 187, 220, 254, 340, 374, 508, 635, 748, 887, 935, 1270, 1397, 1774, 1870, 2159, 2540, 2794, 3548, 3740, 4318, 4435, 5588, 6985, 8636, 8870, 9757, 10795, 13970, 15079, 17740, 19514, 21590, 23749, 27940, 30158, 39028, 43180, 47498, 48785, 60316, 75395, 94996, 97570, 112649, 118745, 150790, 165869, 195140, 225298, 237490, 301580, 331738, 450596, 474980, 563245, 663476, 829345, 1126490, 1239139, 1658690, 1915033, 2252980, 2478278, 3317380, 3830066, 4956556, 6195695, 7660132, 9575165, 12391390, 19150330, 21065363, 24782780, 38300660, 42130726, 84261452, 105326815, 210653630, 421307260]

約数ペア:

[(1, 421307260), (2, 210653630), (4, 105326815), (5, 84261452), (10, 42130726), (11, 38300660), (17, 24782780), (20, 21065363), (22, 19150330), (34, 12391390), (44, 9575165), (55, 7660132), (68, 6195695), (85, 4956556), (110, 3830066), (127, 3317380), (170, 2478278), (187, 2252980), (220, 1915033), (254, 1658690), (340, 1239139), (374, 1126490), (508, 829345), (635, 663476), (748, 563245), (887, 474980), (935, 450596), (1270, 331738), (1397, 301580), (1774, 237490), (1870, 225298), (2159, 195140), (2540, 165869), (2794, 150790), (3548, 118745), (3740, 112649), (4318, 97570), (4435, 94996), (5588, 75395), (6985, 60316), (8636, 48785), (8870, 47498), (9757, 43180), (10795, 39028), (13970, 30158), (15079, 27940), (17740, 23749), (19514, 21590)]