209558060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{683}}^1$

素因数の和:767

約数の個数: 72

約数和(自身を含む): 476597520

約数和(自身を除く): 267039460

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 529, 580, 667, 683, 1058, 1334, 1366, 2116, 2645, 2668, 2732, 3335, 3415, 5290, 6670, 6830, 10580, 13340, 13660, 15341, 15709, 19807, 30682, 31418, 39614, 61364, 62836, 76705, 78545, 79228, 99035, 153410, 157090, 198070, 306820, 314180, 361307, 396140, 455561, 722614, 911122, 1445228, 1806535, 1822244, 2277805, 3613070, 4555610, 7226140, 9111220, 10477903, 20955806, 41911612, 52389515, 104779030, 209558060]

約数ペア:

[(1, 209558060), (2, 104779030), (4, 52389515), (5, 41911612), (10, 20955806), (20, 10477903), (23, 9111220), (29, 7226140), (46, 4555610), (58, 3613070), (92, 2277805), (115, 1822244), (116, 1806535), (145, 1445228), (230, 911122), (290, 722614), (460, 455561), (529, 396140), (580, 361307), (667, 314180), (683, 306820), (1058, 198070), (1334, 157090), (1366, 153410), (2116, 99035), (2645, 79228), (2668, 78545), (2732, 76705), (3335, 62836), (3415, 61364), (5290, 39614), (6670, 31418), (6830, 30682), (10580, 19807), (13340, 15709), (13660, 15341)]