819542040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{220307}}^1$

素因数の和:220352

約数の個数: 64

約数和(自身を含む): 2537948160

約数和(自身を除く): 1718406120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 220307, 440614, 660921, 881228, 1101535, 1321842, 1762456, 2203070, 2643684, 3304605, 4406140, 5287368, 6609210, 6829517, 8812280, 13218420, 13659034, 20488551, 26436840, 27318068, 34147585, 40977102, 54636136, 68295170, 81954204, 102442755, 136590340, 163908408, 204885510, 273180680, 409771020, 819542040]

約数ペア:

[(1, 819542040), (2, 409771020), (3, 273180680), (4, 204885510), (5, 163908408), (6, 136590340), (8, 102442755), (10, 81954204), (12, 68295170), (15, 54636136), (20, 40977102), (24, 34147585), (30, 27318068), (31, 26436840), (40, 20488551), (60, 13659034), (62, 13218420), (93, 8812280), (120, 6829517), (124, 6609210), (155, 5287368), (186, 4406140), (248, 3304605), (310, 2643684), (372, 2203070), (465, 1762456), (620, 1321842), (744, 1101535), (930, 881228), (1240, 660921), (1860, 440614), (3720, 220307)]