212816760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{136421}}^1$

素因数の和:136448

約数の個数: 64

約数和(自身を含む): 687566880

約数和(自身を除く): 474750120

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, 136421, 272842, 409263, 545684, 682105, 818526, 1091368, 1364210, 1637052, 1773473, 2046315, 2728420, 3274104, 3546946, 4092630, 5320419, 5456840, 7093892, 8185260, 8867365, 10640838, 14187784, 16370520, 17734730, 21281676, 26602095, 35469460, 42563352, 53204190, 70938920, 106408380, 212816760]

約数ペア:

[(1, 212816760), (2, 106408380), (3, 70938920), (4, 53204190), (5, 42563352), (6, 35469460), (8, 26602095), (10, 21281676), (12, 17734730), (13, 16370520), (15, 14187784), (20, 10640838), (24, 8867365), (26, 8185260), (30, 7093892), (39, 5456840), (40, 5320419), (52, 4092630), (60, 3546946), (65, 3274104), (78, 2728420), (104, 2046315), (120, 1773473), (130, 1637052), (156, 1364210), (195, 1091368), (260, 818526), (312, 682105), (390, 545684), (520, 409263), (780, 272842), (1560, 136421)]