260706720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{543139}}^1$

素因数の和:543157

約数の個数: 48

約数和(自身を含む): 821227680

約数和(自身を除く): 560520960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 543139, 1086278, 1629417, 2172556, 2715695, 3258834, 4345112, 5431390, 6517668, 8147085, 8690224, 10862780, 13035336, 16294170, 17380448, 21725560, 26070672, 32588340, 43451120, 52141344, 65176680, 86902240, 130353360, 260706720]

約数ペア:

[(1, 260706720), (2, 130353360), (3, 86902240), (4, 65176680), (5, 52141344), (6, 43451120), (8, 32588340), (10, 26070672), (12, 21725560), (15, 17380448), (16, 16294170), (20, 13035336), (24, 10862780), (30, 8690224), (32, 8147085), (40, 6517668), (48, 5431390), (60, 4345112), (80, 3258834), (96, 2715695), (120, 2172556), (160, 1629417), (240, 1086278), (480, 543139)]