12306720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{25639}}^1$

素因数の和:25657

約数の個数: 48

約数和(自身を含む): 38767680

約数和(自身を除く): 26460960

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, 25639, 51278, 76917, 102556, 128195, 153834, 205112, 256390, 307668, 384585, 410224, 512780, 615336, 769170, 820448, 1025560, 1230672, 1538340, 2051120, 2461344, 3076680, 4102240, 6153360, 12306720]

約数ペア:

[(1, 12306720), (2, 6153360), (3, 4102240), (4, 3076680), (5, 2461344), (6, 2051120), (8, 1538340), (10, 1230672), (12, 1025560), (15, 820448), (16, 769170), (20, 615336), (24, 512780), (30, 410224), (32, 384585), (40, 307668), (48, 256390), (60, 205112), (80, 153834), (96, 128195), (120, 102556), (160, 76917), (240, 51278), (480, 25639)]