196907520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{25639}}^1$

素因数の和:25665

約数の個数: 80

約数和(自身を含む): 629513280

約数和(自身を除く): 432605760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 25639, 51278, 76917, 102556, 128195, 153834, 205112, 256390, 307668, 384585, 410224, 512780, 615336, 769170, 820448, 1025560, 1230672, 1538340, 1640896, 2051120, 2461344, 3076680, 3281792, 4102240, 4922688, 6153360, 6563584, 8204480, 9845376, 12306720, 13127168, 16408960, 19690752, 24613440, 32817920, 39381504, 49226880, 65635840, 98453760, 196907520]

約数ペア:

[(1, 196907520), (2, 98453760), (3, 65635840), (4, 49226880), (5, 39381504), (6, 32817920), (8, 24613440), (10, 19690752), (12, 16408960), (15, 13127168), (16, 12306720), (20, 9845376), (24, 8204480), (30, 6563584), (32, 6153360), (40, 4922688), (48, 4102240), (60, 3281792), (64, 3076680), (80, 2461344), (96, 2051120), (120, 1640896), (128, 1538340), (160, 1230672), (192, 1025560), (240, 820448), (256, 769170), (320, 615336), (384, 512780), (480, 410224), (512, 384585), (640, 307668), (768, 256390), (960, 205112), (1280, 153834), (1536, 128195), (1920, 102556), (2560, 76917), (3840, 51278), (7680, 25639)]