207072840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{132739}}^1$

素因数の和:132766

約数の個数: 64

約数和(自身を含む): 669009600

約数和(自身を除く): 461936760

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, 132739, 265478, 398217, 530956, 663695, 796434, 1061912, 1327390, 1592868, 1725607, 1991085, 2654780, 3185736, 3451214, 3982170, 5176821, 5309560, 6902428, 7964340, 8628035, 10353642, 13804856, 15928680, 17256070, 20707284, 25884105, 34512140, 41414568, 51768210, 69024280, 103536420, 207072840]

約数ペア:

[(1, 207072840), (2, 103536420), (3, 69024280), (4, 51768210), (5, 41414568), (6, 34512140), (8, 25884105), (10, 20707284), (12, 17256070), (13, 15928680), (15, 13804856), (20, 10353642), (24, 8628035), (26, 7964340), (30, 6902428), (39, 5309560), (40, 5176821), (52, 3982170), (60, 3451214), (65, 3185736), (78, 2654780), (104, 1991085), (120, 1725607), (130, 1592868), (156, 1327390), (195, 1061912), (260, 796434), (312, 663695), (390, 530956), (520, 398217), (780, 265478), (1560, 132739)]