356126680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{431}}^1$

素因数の和:689

約数の個数: 128

約数和(自身を含む): 992839680

約数和(自身を除く): 636713000

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, 227, 260, 280, 364, 431, 454, 455, 520, 728, 862, 908, 910, 1135, 1589, 1724, 1816, 1820, 2155, 2270, 2951, 3017, 3178, 3448, 3640, 4310, 4540, 5603, 5902, 6034, 6356, 7945, 8620, 9080, 11206, 11804, 12068, 12712, 14755, 15085, 15890, 17240, 20657, 22412, 23608, 24136, 28015, 29510, 30170, 31780, 39221, 41314, 44824, 56030, 59020, 60340, 63560, 78442, 82628, 97837, 103285, 112060, 118040, 120680, 156884, 165256, 195674, 196105, 206570, 224120, 313768, 391348, 392210, 413140, 489185, 684859, 782696, 784420, 826280, 978370, 1271881, 1369718, 1568840, 1956740, 2543762, 2739436, 3424295, 3913480, 5087524, 5478872, 6359405, 6848590, 8903167, 10175048, 12718810, 13697180, 17806334, 25437620, 27394360, 35612668, 44515835, 50875240, 71225336, 89031670, 178063340, 356126680]

約数ペア:

[(1, 356126680), (2, 178063340), (4, 89031670), (5, 71225336), (7, 50875240), (8, 44515835), (10, 35612668), (13, 27394360), (14, 25437620), (20, 17806334), (26, 13697180), (28, 12718810), (35, 10175048), (40, 8903167), (52, 6848590), (56, 6359405), (65, 5478872), (70, 5087524), (91, 3913480), (104, 3424295), (130, 2739436), (140, 2543762), (182, 1956740), (227, 1568840), (260, 1369718), (280, 1271881), (364, 978370), (431, 826280), (454, 784420), (455, 782696), (520, 684859), (728, 489185), (862, 413140), (908, 392210), (910, 391348), (1135, 313768), (1589, 224120), (1724, 206570), (1816, 196105), (1820, 195674), (2155, 165256), (2270, 156884), (2951, 120680), (3017, 118040), (3178, 112060), (3448, 103285), (3640, 97837), (4310, 82628), (4540, 78442), (5603, 63560), (5902, 60340), (6034, 59020), (6356, 56030), (7945, 44824), (8620, 41314), (9080, 39221), (11206, 31780), (11804, 30170), (12068, 29510), (12712, 28015), (14755, 24136), (15085, 23608), (15890, 22412), (17240, 20657)]