345132840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221239}}^1$

素因数の和:221266

約数の個数: 64

約数和(自身を含む): 1115049600

約数和(自身を除く): 769916760

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, 221239, 442478, 663717, 884956, 1106195, 1327434, 1769912, 2212390, 2654868, 2876107, 3318585, 4424780, 5309736, 5752214, 6637170, 8628321, 8849560, 11504428, 13274340, 14380535, 17256642, 23008856, 26548680, 28761070, 34513284, 43141605, 57522140, 69026568, 86283210, 115044280, 172566420, 345132840]

約数ペア:

[(1, 345132840), (2, 172566420), (3, 115044280), (4, 86283210), (5, 69026568), (6, 57522140), (8, 43141605), (10, 34513284), (12, 28761070), (13, 26548680), (15, 23008856), (20, 17256642), (24, 14380535), (26, 13274340), (30, 11504428), (39, 8849560), (40, 8628321), (52, 6637170), (60, 5752214), (65, 5309736), (78, 4424780), (104, 3318585), (120, 2876107), (130, 2654868), (156, 2212390), (195, 1769912), (260, 1327434), (312, 1106195), (390, 884956), (520, 663717), (780, 442478), (1560, 221239)]