626968680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401903}}^1$

素因数の和:401930

約数の個数: 64

約数和(自身を含む): 2025596160

約数和(自身を除く): 1398627480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 401903, 803806, 1205709, 1607612, 2009515, 2411418, 3215224, 4019030, 4822836, 5224739, 6028545, 8038060, 9645672, 10449478, 12057090, 15674217, 16076120, 20898956, 24114180, 26123695, 31348434, 41797912, 48228360, 52247390, 62696868, 78371085, 104494780, 125393736, 156742170, 208989560, 313484340, 626968680]

約数ペア:

[(1, 626968680), (2, 313484340), (3, 208989560), (4, 156742170), (5, 125393736), (6, 104494780), (8, 78371085), (10, 62696868), (12, 52247390), (13, 48228360), (15, 41797912), (20, 31348434), (24, 26123695), (26, 24114180), (30, 20898956), (39, 16076120), (40, 15674217), (52, 12057090), (60, 10449478), (65, 9645672), (78, 8038060), (104, 6028545), (120, 5224739), (130, 4822836), (156, 4019030), (195, 3215224), (260, 2411418), (312, 2009515), (390, 1607612), (520, 1205709), (780, 803806), (1560, 401903)]