208951440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{16427}}^1$

素因数の和:16496

約数の個数: 80

約数和(自身を含む): 660011328

約数和(自身を除く): 451059888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2544, 3180, 4240, 6360, 12720, 16427, 32854, 49281, 65708, 82135, 98562, 131416, 164270, 197124, 246405, 262832, 328540, 394248, 492810, 657080, 788496, 870631, 985620, 1314160, 1741262, 1971240, 2611893, 3482524, 3942480, 4353155, 5223786, 6965048, 8706310, 10447572, 13059465, 13930096, 17412620, 20895144, 26118930, 34825240, 41790288, 52237860, 69650480, 104475720, 208951440]

約数ペア:

[(1, 208951440), (2, 104475720), (3, 69650480), (4, 52237860), (5, 41790288), (6, 34825240), (8, 26118930), (10, 20895144), (12, 17412620), (15, 13930096), (16, 13059465), (20, 10447572), (24, 8706310), (30, 6965048), (40, 5223786), (48, 4353155), (53, 3942480), (60, 3482524), (80, 2611893), (106, 1971240), (120, 1741262), (159, 1314160), (212, 985620), (240, 870631), (265, 788496), (318, 657080), (424, 492810), (530, 394248), (636, 328540), (795, 262832), (848, 246405), (1060, 197124), (1272, 164270), (1590, 131416), (2120, 98562), (2544, 82135), (3180, 65708), (4240, 49281), (6360, 32854), (12720, 16427)]