497322280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{431}}^1$

素因数の和:779

約数の個数: 128

約数和(自身を含む): 1384750080

約数和(自身を除く): 887427800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 317, 364, 431, 455, 520, 634, 728, 862, 910, 1268, 1585, 1724, 1820, 2155, 2219, 2536, 3017, 3170, 3448, 3640, 4121, 4310, 4438, 5603, 6034, 6340, 8242, 8620, 8876, 11095, 11206, 12068, 12680, 15085, 16484, 17240, 17752, 20605, 22190, 22412, 24136, 28015, 28847, 30170, 32968, 39221, 41210, 44380, 44824, 56030, 57694, 60340, 78442, 82420, 88760, 112060, 115388, 120680, 136627, 144235, 156884, 164840, 196105, 224120, 230776, 273254, 288470, 313768, 392210, 546508, 576940, 683135, 784420, 956389, 1093016, 1153880, 1366270, 1568840, 1776151, 1912778, 2732540, 3552302, 3825556, 4781945, 5465080, 7104604, 7651112, 8880755, 9563890, 12433057, 14209208, 17761510, 19127780, 24866114, 35523020, 38255560, 49732228, 62165285, 71046040, 99464456, 124330570, 248661140, 497322280]

約数ペア:

[(1, 497322280), (2, 248661140), (4, 124330570), (5, 99464456), (7, 71046040), (8, 62165285), (10, 49732228), (13, 38255560), (14, 35523020), (20, 24866114), (26, 19127780), (28, 17761510), (35, 14209208), (40, 12433057), (52, 9563890), (56, 8880755), (65, 7651112), (70, 7104604), (91, 5465080), (104, 4781945), (130, 3825556), (140, 3552302), (182, 2732540), (260, 1912778), (280, 1776151), (317, 1568840), (364, 1366270), (431, 1153880), (455, 1093016), (520, 956389), (634, 784420), (728, 683135), (862, 576940), (910, 546508), (1268, 392210), (1585, 313768), (1724, 288470), (1820, 273254), (2155, 230776), (2219, 224120), (2536, 196105), (3017, 164840), (3170, 156884), (3448, 144235), (3640, 136627), (4121, 120680), (4310, 115388), (4438, 112060), (5603, 88760), (6034, 82420), (6340, 78442), (8242, 60340), (8620, 57694), (8876, 56030), (11095, 44824), (11206, 44380), (12068, 41210), (12680, 39221), (15085, 32968), (16484, 30170), (17240, 28847), (17752, 28015), (20605, 24136), (22190, 22412)]