129089840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8629}}^1$

素因数の和:8670

約数の個数: 80

約数和(自身を含む): 346718880

約数和(自身を除く): 217629040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 8629, 14960, 17258, 34516, 43145, 69032, 86290, 94919, 138064, 146693, 172580, 189838, 293386, 345160, 379676, 474595, 586772, 690320, 733465, 759352, 949190, 1173544, 1466930, 1518704, 1613623, 1898380, 2347088, 2933860, 3227246, 3796760, 5867720, 6454492, 7593520, 8068115, 11735440, 12908984, 16136230, 25817968, 32272460, 64544920, 129089840]

約数ペア:

[(1, 129089840), (2, 64544920), (4, 32272460), (5, 25817968), (8, 16136230), (10, 12908984), (11, 11735440), (16, 8068115), (17, 7593520), (20, 6454492), (22, 5867720), (34, 3796760), (40, 3227246), (44, 2933860), (55, 2347088), (68, 1898380), (80, 1613623), (85, 1518704), (88, 1466930), (110, 1173544), (136, 949190), (170, 759352), (176, 733465), (187, 690320), (220, 586772), (272, 474595), (340, 379676), (374, 345160), (440, 293386), (680, 189838), (748, 172580), (880, 146693), (935, 138064), (1360, 94919), (1496, 86290), (1870, 69032), (2992, 43145), (3740, 34516), (7480, 17258), (8629, 14960)]