219029870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 432967680

約数和(自身を除く): 213937810

約数列:

[1, 2, 5, 10, 17, 34, 47, 79, 85, 94, 158, 170, 235, 347, 395, 470, 694, 790, 799, 1343, 1598, 1735, 2686, 3470, 3713, 3995, 5899, 6715, 7426, 7990, 11798, 13430, 16309, 18565, 27413, 29495, 32618, 37130, 54826, 58990, 63121, 81545, 126242, 137065, 163090, 274130, 277253, 315605, 466021, 554506, 631210, 932042, 1288411, 1386265, 2330105, 2576822, 2772530, 4660210, 6442055, 12884110, 21902987, 43805974, 109514935, 219029870]

約数ペア:

[(1, 219029870), (2, 109514935), (5, 43805974), (10, 21902987), (17, 12884110), (34, 6442055), (47, 4660210), (79, 2772530), (85, 2576822), (94, 2330105), (158, 1386265), (170, 1288411), (235, 932042), (347, 631210), (395, 554506), (470, 466021), (694, 315605), (790, 277253), (799, 274130), (1343, 163090), (1598, 137065), (1735, 126242), (2686, 81545), (3470, 63121), (3713, 58990), (3995, 54826), (5899, 37130), (6715, 32618), (7426, 29495), (7990, 27413), (11798, 18565), (13430, 16309)]