90072920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16931}}^1$

素因数の和:16968

約数の個数: 64

約数和(自身を含む): 243820800

約数和(自身を除く): 153747880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 16931, 33862, 67724, 84655, 118517, 135448, 169310, 237034, 321689, 338620, 474068, 592585, 643378, 677240, 948136, 1185170, 1286756, 1608445, 2251823, 2370340, 2573512, 3216890, 4503646, 4740680, 6433780, 9007292, 11259115, 12867560, 18014584, 22518230, 45036460, 90072920]

約数ペア:

[(1, 90072920), (2, 45036460), (4, 22518230), (5, 18014584), (7, 12867560), (8, 11259115), (10, 9007292), (14, 6433780), (19, 4740680), (20, 4503646), (28, 3216890), (35, 2573512), (38, 2370340), (40, 2251823), (56, 1608445), (70, 1286756), (76, 1185170), (95, 948136), (133, 677240), (140, 643378), (152, 592585), (190, 474068), (266, 338620), (280, 321689), (380, 237034), (532, 169310), (665, 135448), (760, 118517), (1064, 84655), (1330, 67724), (2660, 33862), (5320, 16931)]