227798520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 706717440

約数和(自身を除く): 478918920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 131, 172, 215, 258, 262, 337, 344, 393, 430, 516, 524, 645, 655, 674, 786, 860, 1011, 1032, 1048, 1290, 1310, 1348, 1572, 1685, 1720, 1965, 2022, 2580, 2620, 2696, 3144, 3370, 3930, 4044, 5055, 5160, 5240, 5633, 6740, 7860, 8088, 10110, 11266, 13480, 14491, 15720, 16899, 20220, 22532, 28165, 28982, 33798, 40440, 43473, 44147, 45064, 56330, 57964, 67596, 72455, 84495, 86946, 88294, 112660, 115928, 132441, 135192, 144910, 168990, 173892, 176588, 217365, 220735, 225320, 264882, 289820, 337980, 347784, 353176, 434730, 441470, 529764, 579640, 662205, 675960, 869460, 882940, 1059528, 1324410, 1738920, 1765880, 1898321, 2648820, 3796642, 5297640, 5694963, 7593284, 9491605, 11389926, 15186568, 18983210, 22779852, 28474815, 37966420, 45559704, 56949630, 75932840, 113899260, 227798520]

約数ペア:

[(1, 227798520), (2, 113899260), (3, 75932840), (4, 56949630), (5, 45559704), (6, 37966420), (8, 28474815), (10, 22779852), (12, 18983210), (15, 15186568), (20, 11389926), (24, 9491605), (30, 7593284), (40, 5694963), (43, 5297640), (60, 3796642), (86, 2648820), (120, 1898321), (129, 1765880), (131, 1738920), (172, 1324410), (215, 1059528), (258, 882940), (262, 869460), (337, 675960), (344, 662205), (393, 579640), (430, 529764), (516, 441470), (524, 434730), (645, 353176), (655, 347784), (674, 337980), (786, 289820), (860, 264882), (1011, 225320), (1032, 220735), (1048, 217365), (1290, 176588), (1310, 173892), (1348, 168990), (1572, 144910), (1685, 135192), (1720, 132441), (1965, 115928), (2022, 112660), (2580, 88294), (2620, 86946), (2696, 84495), (3144, 72455), (3370, 67596), (3930, 57964), (4044, 56330), (5055, 45064), (5160, 44147), (5240, 43473), (5633, 40440), (6740, 33798), (7860, 28982), (8088, 28165), (10110, 22532), (11266, 20220), (13480, 16899), (14491, 15720)]