21473508720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{4229}}^1\times {\mathrm{21157}}^1$

素因数の和:25402

約数の個数: 80

約数和(自身を含む): 66586764960

約数和(自身を除く): 45113256240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 4229, 8458, 12687, 16916, 21145, 21157, 25374, 33832, 42290, 42314, 50748, 63435, 63471, 67664, 84580, 84628, 101496, 105785, 126870, 126942, 169160, 169256, 202992, 211570, 253740, 253884, 317355, 338320, 338512, 423140, 507480, 507768, 634710, 846280, 1014960, 1015536, 1269420, 1692560, 2538840, 5077680, 89472953, 178945906, 268418859, 357891812, 447364765, 536837718, 715783624, 894729530, 1073675436, 1342094295, 1431567248, 1789459060, 2147350872, 2684188590, 3578918120, 4294701744, 5368377180, 7157836240, 10736754360, 21473508720]

約数ペア:

[(1, 21473508720), (2, 10736754360), (3, 7157836240), (4, 5368377180), (5, 4294701744), (6, 3578918120), (8, 2684188590), (10, 2147350872), (12, 1789459060), (15, 1431567248), (16, 1342094295), (20, 1073675436), (24, 894729530), (30, 715783624), (40, 536837718), (48, 447364765), (60, 357891812), (80, 268418859), (120, 178945906), (240, 89472953), (4229, 5077680), (8458, 2538840), (12687, 1692560), (16916, 1269420), (21145, 1015536), (21157, 1014960), (25374, 846280), (33832, 634710), (42290, 507768), (42314, 507480), (50748, 423140), (63435, 338512), (63471, 338320), (67664, 317355), (84580, 253884), (84628, 253740), (101496, 211570), (105785, 202992), (126870, 169256), (126942, 169160)]