1551168640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2293}}^1$

素因数の和:2470

約数の個数: 128

約数和(自身を含む): 4267941120

約数和(自身を除く): 2716772480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 151, 160, 224, 280, 302, 320, 448, 560, 604, 640, 755, 896, 1057, 1120, 1208, 1510, 2114, 2240, 2293, 2416, 3020, 4228, 4480, 4586, 4832, 5285, 6040, 8456, 9172, 9664, 10570, 11465, 12080, 16051, 16912, 18344, 19328, 21140, 22930, 24160, 32102, 33824, 36688, 42280, 45860, 48320, 64204, 67648, 73376, 80255, 84560, 91720, 96640, 128408, 135296, 146752, 160510, 169120, 183440, 256816, 293504, 321020, 338240, 346243, 366880, 513632, 642040, 676480, 692486, 733760, 1027264, 1284080, 1384972, 1467520, 1731215, 2054528, 2423701, 2568160, 2769944, 3462430, 4847402, 5136320, 5539888, 6924860, 9694804, 10272640, 11079776, 12118505, 13849720, 19389608, 22159552, 24237010, 27699440, 38779216, 44319104, 48474020, 55398880, 77558432, 96948040, 110797760, 155116864, 193896080, 221595520, 310233728, 387792160, 775584320, 1551168640]

約数ペア:

[(1, 1551168640), (2, 775584320), (4, 387792160), (5, 310233728), (7, 221595520), (8, 193896080), (10, 155116864), (14, 110797760), (16, 96948040), (20, 77558432), (28, 55398880), (32, 48474020), (35, 44319104), (40, 38779216), (56, 27699440), (64, 24237010), (70, 22159552), (80, 19389608), (112, 13849720), (128, 12118505), (140, 11079776), (151, 10272640), (160, 9694804), (224, 6924860), (280, 5539888), (302, 5136320), (320, 4847402), (448, 3462430), (560, 2769944), (604, 2568160), (640, 2423701), (755, 2054528), (896, 1731215), (1057, 1467520), (1120, 1384972), (1208, 1284080), (1510, 1027264), (2114, 733760), (2240, 692486), (2293, 676480), (2416, 642040), (3020, 513632), (4228, 366880), (4480, 346243), (4586, 338240), (4832, 321020), (5285, 293504), (6040, 256816), (8456, 183440), (9172, 169120), (9664, 160510), (10570, 146752), (11465, 135296), (12080, 128408), (16051, 96640), (16912, 91720), (18344, 84560), (19328, 80255), (21140, 73376), (22930, 67648), (24160, 64204), (32102, 48320), (33824, 45860), (36688, 42280)]