2492460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 7718256

約数和(自身を除く): 5225796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 227, 244, 305, 366, 454, 549, 610, 681, 732, 908, 915, 1098, 1135, 1220, 1362, 1830, 2043, 2196, 2270, 2724, 2745, 3405, 3660, 4086, 4540, 5490, 6810, 8172, 10215, 10980, 13620, 13847, 20430, 27694, 40860, 41541, 55388, 69235, 83082, 124623, 138470, 166164, 207705, 249246, 276940, 415410, 498492, 623115, 830820, 1246230, 2492460]

約数ペア:

[(1, 2492460), (2, 1246230), (3, 830820), (4, 623115), (5, 498492), (6, 415410), (9, 276940), (10, 249246), (12, 207705), (15, 166164), (18, 138470), (20, 124623), (30, 83082), (36, 69235), (45, 55388), (60, 41541), (61, 40860), (90, 27694), (122, 20430), (180, 13847), (183, 13620), (227, 10980), (244, 10215), (305, 8172), (366, 6810), (454, 5490), (549, 4540), (610, 4086), (681, 3660), (732, 3405), (908, 2745), (915, 2724), (1098, 2270), (1135, 2196), (1220, 2043), (1362, 1830)]