393815040

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{25639}}^1$

素因数の和:25667

約数の個数: 88

約数和(自身を含む): 1259641920

約数和(自身を除く): 865826880

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, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 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, 26254336, 32817920, 39381504, 49226880, 65635840, 78763008, 98453760, 131271680, 196907520, 393815040]

約数ペア:

[(1, 393815040), (2, 196907520), (3, 131271680), (4, 98453760), (5, 78763008), (6, 65635840), (8, 49226880), (10, 39381504), (12, 32817920), (15, 26254336), (16, 24613440), (20, 19690752), (24, 16408960), (30, 13127168), (32, 12306720), (40, 9845376), (48, 8204480), (60, 6563584), (64, 6153360), (80, 4922688), (96, 4102240), (120, 3281792), (128, 3076680), (160, 2461344), (192, 2051120), (240, 1640896), (256, 1538340), (320, 1230672), (384, 1025560), (480, 820448), (512, 769170), (640, 615336), (768, 512780), (960, 410224), (1024, 384585), (1280, 307668), (1536, 256390), (1920, 205112), (2560, 153834), (3072, 128195), (3840, 102556), (5120, 76917), (7680, 51278), (15360, 25639)]