641036680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{2411}}^1$

素因数の和:2479

約数の個数: 96

約数和(自身を含む): 1599445440

約数和(自身を除く): 958408760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 289, 340, 391, 460, 578, 680, 782, 920, 1156, 1445, 1564, 1955, 2312, 2411, 2890, 3128, 3910, 4822, 5780, 6647, 7820, 9644, 11560, 12055, 13294, 15640, 19288, 24110, 26588, 33235, 40987, 48220, 53176, 55453, 66470, 81974, 96440, 110906, 132940, 163948, 204935, 221812, 265880, 277265, 327896, 409870, 443624, 554530, 696779, 819740, 942701, 1109060, 1393558, 1639480, 1885402, 2218120, 2787116, 3483895, 3770804, 4713505, 5574232, 6967790, 7541608, 9427010, 13935580, 16025917, 18854020, 27871160, 32051834, 37708040, 64103668, 80129585, 128207336, 160259170, 320518340, 641036680]

約数ペア:

[(1, 641036680), (2, 320518340), (4, 160259170), (5, 128207336), (8, 80129585), (10, 64103668), (17, 37708040), (20, 32051834), (23, 27871160), (34, 18854020), (40, 16025917), (46, 13935580), (68, 9427010), (85, 7541608), (92, 6967790), (115, 5574232), (136, 4713505), (170, 3770804), (184, 3483895), (230, 2787116), (289, 2218120), (340, 1885402), (391, 1639480), (460, 1393558), (578, 1109060), (680, 942701), (782, 819740), (920, 696779), (1156, 554530), (1445, 443624), (1564, 409870), (1955, 327896), (2312, 277265), (2411, 265880), (2890, 221812), (3128, 204935), (3910, 163948), (4822, 132940), (5780, 110906), (6647, 96440), (7820, 81974), (9644, 66470), (11560, 55453), (12055, 53176), (13294, 48220), (15640, 40987), (19288, 33235), (24110, 26588)]