64656540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27631}}^1$

素因数の和:27659

約数の個数: 72

約数和(自身を含む): 211219008

約数和(自身を除く): 146562468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 27631, 55262, 82893, 110524, 138155, 165786, 248679, 276310, 331572, 359203, 414465, 497358, 552620, 718406, 828930, 994716, 1077609, 1243395, 1436812, 1657860, 1796015, 2155218, 2486790, 3232827, 3592030, 4310436, 4973580, 5388045, 6465654, 7184060, 10776090, 12931308, 16164135, 21552180, 32328270, 64656540]

約数ペア:

[(1, 64656540), (2, 32328270), (3, 21552180), (4, 16164135), (5, 12931308), (6, 10776090), (9, 7184060), (10, 6465654), (12, 5388045), (13, 4973580), (15, 4310436), (18, 3592030), (20, 3232827), (26, 2486790), (30, 2155218), (36, 1796015), (39, 1657860), (45, 1436812), (52, 1243395), (60, 1077609), (65, 994716), (78, 828930), (90, 718406), (117, 552620), (130, 497358), (156, 414465), (180, 359203), (195, 331572), (234, 276310), (260, 248679), (390, 165786), (468, 138155), (585, 110524), (780, 82893), (1170, 55262), (2340, 27631)]