856553580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{206897}}^1$

素因数の和:206935

約数の個数: 72

約数和(自身を含む): 2711191392

約数和(自身を除く): 1854637812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 206897, 413794, 620691, 827588, 1034485, 1241382, 1862073, 2068970, 2482764, 3103455, 3724146, 4137940, 4758631, 6206910, 7448292, 9310365, 9517262, 12413820, 14275893, 18620730, 19034524, 23793155, 28551786, 37241460, 42827679, 47586310, 57103572, 71379465, 85655358, 95172620, 142758930, 171310716, 214138395, 285517860, 428276790, 856553580]

約数ペア:

[(1, 856553580), (2, 428276790), (3, 285517860), (4, 214138395), (5, 171310716), (6, 142758930), (9, 95172620), (10, 85655358), (12, 71379465), (15, 57103572), (18, 47586310), (20, 42827679), (23, 37241460), (30, 28551786), (36, 23793155), (45, 19034524), (46, 18620730), (60, 14275893), (69, 12413820), (90, 9517262), (92, 9310365), (115, 7448292), (138, 6206910), (180, 4758631), (207, 4137940), (230, 3724146), (276, 3103455), (345, 2482764), (414, 2068970), (460, 1862073), (690, 1241382), (828, 1034485), (1035, 827588), (1380, 620691), (2070, 413794), (4140, 206897)]