66306720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{138139}}^1$

素因数の和:138157

約数の個数: 48

約数和(自身を含む): 208867680

約数和(自身を除く): 142560960

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, 138139, 276278, 414417, 552556, 690695, 828834, 1105112, 1381390, 1657668, 2072085, 2210224, 2762780, 3315336, 4144170, 4420448, 5525560, 6630672, 8288340, 11051120, 13261344, 16576680, 22102240, 33153360, 66306720]

約数ペア:

[(1, 66306720), (2, 33153360), (3, 22102240), (4, 16576680), (5, 13261344), (6, 11051120), (8, 8288340), (10, 6630672), (12, 5525560), (15, 4420448), (16, 4144170), (20, 3315336), (24, 2762780), (30, 2210224), (32, 2072085), (40, 1657668), (48, 1381390), (60, 1105112), (80, 828834), (96, 690695), (120, 552556), (160, 414417), (240, 276278), (480, 138139)]