21203736720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{88348903}}^1$

素因数の和:88348919

約数の個数: 40

約数和(自身を含む): 65731584576

約数和(自身を除く): 44527847856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 88348903, 176697806, 265046709, 353395612, 441744515, 530093418, 706791224, 883489030, 1060186836, 1325233545, 1413582448, 1766978060, 2120373672, 2650467090, 3533956120, 4240747344, 5300934180, 7067912240, 10601868360, 21203736720]

約数ペア:

[(1, 21203736720), (2, 10601868360), (3, 7067912240), (4, 5300934180), (5, 4240747344), (6, 3533956120), (8, 2650467090), (10, 2120373672), (12, 1766978060), (15, 1413582448), (16, 1325233545), (20, 1060186836), (24, 883489030), (30, 706791224), (40, 530093418), (48, 441744515), (60, 353395612), (80, 265046709), (120, 176697806), (240, 88348903)]