27807240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 90668160

約数和(自身を除く): 62860920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 255, 258, 317, 340, 344, 408, 430, 510, 516, 634, 645, 680, 731, 860, 951, 1020, 1032, 1268, 1290, 1462, 1585, 1720, 1902, 2040, 2193, 2536, 2580, 2924, 3170, 3655, 3804, 4386, 4755, 5160, 5389, 5848, 6340, 7310, 7608, 8772, 9510, 10778, 10965, 12680, 13631, 14620, 16167, 17544, 19020, 21556, 21930, 26945, 27262, 29240, 32334, 38040, 40893, 43112, 43860, 53890, 54524, 64668, 68155, 80835, 81786, 87720, 107780, 109048, 129336, 136310, 161670, 163572, 204465, 215560, 231727, 272620, 323340, 327144, 408930, 463454, 545240, 646680, 695181, 817860, 926908, 1158635, 1390362, 1635720, 1853816, 2317270, 2780724, 3475905, 4634540, 5561448, 6951810, 9269080, 13903620, 27807240]

約数ペア:

[(1, 27807240), (2, 13903620), (3, 9269080), (4, 6951810), (5, 5561448), (6, 4634540), (8, 3475905), (10, 2780724), (12, 2317270), (15, 1853816), (17, 1635720), (20, 1390362), (24, 1158635), (30, 926908), (34, 817860), (40, 695181), (43, 646680), (51, 545240), (60, 463454), (68, 408930), (85, 327144), (86, 323340), (102, 272620), (120, 231727), (129, 215560), (136, 204465), (170, 163572), (172, 161670), (204, 136310), (215, 129336), (255, 109048), (258, 107780), (317, 87720), (340, 81786), (344, 80835), (408, 68155), (430, 64668), (510, 54524), (516, 53890), (634, 43860), (645, 43112), (680, 40893), (731, 38040), (860, 32334), (951, 29240), (1020, 27262), (1032, 26945), (1268, 21930), (1290, 21556), (1462, 19020), (1585, 17544), (1720, 16167), (1902, 14620), (2040, 13631), (2193, 12680), (2536, 10965), (2580, 10778), (2924, 9510), (3170, 8772), (3655, 7608), (3804, 7310), (4386, 6340), (4755, 5848), (5160, 5389)]