16349220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1489}}^1$

素因数の和:1565

約数の個数: 72

約数和(自身を含む): 50439480

約数和(自身を除く): 34090260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1489, 1830, 2196, 2745, 2978, 3660, 4467, 5490, 5956, 7445, 8934, 10980, 13401, 14890, 17868, 22335, 26802, 29780, 44670, 53604, 67005, 89340, 90829, 134010, 181658, 268020, 272487, 363316, 454145, 544974, 817461, 908290, 1089948, 1362435, 1634922, 1816580, 2724870, 3269844, 4087305, 5449740, 8174610, 16349220]

約数ペア:

[(1, 16349220), (2, 8174610), (3, 5449740), (4, 4087305), (5, 3269844), (6, 2724870), (9, 1816580), (10, 1634922), (12, 1362435), (15, 1089948), (18, 908290), (20, 817461), (30, 544974), (36, 454145), (45, 363316), (60, 272487), (61, 268020), (90, 181658), (122, 134010), (180, 90829), (183, 89340), (244, 67005), (305, 53604), (366, 44670), (549, 29780), (610, 26802), (732, 22335), (915, 17868), (1098, 14890), (1220, 13401), (1489, 10980), (1830, 8934), (2196, 7445), (2745, 5956), (2978, 5490), (3660, 4467)]