647950680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{138451}}^1$

素因数の和:138481

約数の個数: 96

約数和(自身を含む): 2267843760

約数和(自身を除く): 1619893080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 138451, 276902, 415353, 553804, 692255, 830706, 1107608, 1246059, 1384510, 1661412, 1799863, 2076765, 2492118, 2769020, 3322824, 3599726, 4153530, 4984236, 5399589, 5538040, 6230295, 7199452, 8307060, 8999315, 9968472, 10799178, 12460590, 14398904, 16198767, 16614120, 17998630, 21598356, 24921180, 26997945, 32397534, 35997260, 43196712, 49842360, 53995890, 64795068, 71994520, 80993835, 107991780, 129590136, 161987670, 215983560, 323975340, 647950680]

約数ペア:

[(1, 647950680), (2, 323975340), (3, 215983560), (4, 161987670), (5, 129590136), (6, 107991780), (8, 80993835), (9, 71994520), (10, 64795068), (12, 53995890), (13, 49842360), (15, 43196712), (18, 35997260), (20, 32397534), (24, 26997945), (26, 24921180), (30, 21598356), (36, 17998630), (39, 16614120), (40, 16198767), (45, 14398904), (52, 12460590), (60, 10799178), (65, 9968472), (72, 8999315), (78, 8307060), (90, 7199452), (104, 6230295), (117, 5538040), (120, 5399589), (130, 4984236), (156, 4153530), (180, 3599726), (195, 3322824), (234, 2769020), (260, 2492118), (312, 2076765), (360, 1799863), (390, 1661412), (468, 1384510), (520, 1246059), (585, 1107608), (780, 830706), (936, 692255), (1170, 553804), (1560, 415353), (2340, 276902), (4680, 138451)]