18130770

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 56609280

約数和(自身を除く): 38478510

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 53, 54, 63, 70, 90, 105, 106, 126, 135, 159, 181, 189, 210, 265, 270, 315, 318, 362, 371, 378, 477, 530, 543, 630, 742, 795, 905, 945, 954, 1086, 1113, 1267, 1431, 1590, 1629, 1810, 1855, 1890, 2226, 2385, 2534, 2715, 2862, 3258, 3339, 3710, 3801, 4770, 4887, 5430, 5565, 6335, 6678, 7155, 7602, 8145, 9593, 9774, 10017, 11130, 11403, 12670, 14310, 16290, 16695, 19005, 19186, 20034, 22806, 24435, 28779, 33390, 34209, 38010, 47965, 48870, 50085, 57015, 57558, 67151, 68418, 86337, 95930, 100170, 114030, 134302, 143895, 171045, 172674, 201453, 259011, 287790, 335755, 342090, 402906, 431685, 518022, 604359, 671510, 863370, 1007265, 1208718, 1295055, 1813077, 2014530, 2590110, 3021795, 3626154, 6043590, 9065385, 18130770]

約数ペア:

[(1, 18130770), (2, 9065385), (3, 6043590), (5, 3626154), (6, 3021795), (7, 2590110), (9, 2014530), (10, 1813077), (14, 1295055), (15, 1208718), (18, 1007265), (21, 863370), (27, 671510), (30, 604359), (35, 518022), (42, 431685), (45, 402906), (53, 342090), (54, 335755), (63, 287790), (70, 259011), (90, 201453), (105, 172674), (106, 171045), (126, 143895), (135, 134302), (159, 114030), (181, 100170), (189, 95930), (210, 86337), (265, 68418), (270, 67151), (315, 57558), (318, 57015), (362, 50085), (371, 48870), (378, 47965), (477, 38010), (530, 34209), (543, 33390), (630, 28779), (742, 24435), (795, 22806), (905, 20034), (945, 19186), (954, 19005), (1086, 16695), (1113, 16290), (1267, 14310), (1431, 12670), (1590, 11403), (1629, 11130), (1810, 10017), (1855, 9774), (1890, 9593), (2226, 8145), (2385, 7602), (2534, 7155), (2715, 6678), (2862, 6335), (3258, 5565), (3339, 5430), (3710, 4887), (3801, 4770)]