163244940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^2\times {\mathrm{229}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 463332240

約数和(自身を除く): 300087300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 229, 327, 436, 458, 545, 654, 687, 916, 1090, 1145, 1308, 1374, 1635, 2180, 2290, 2748, 3270, 3435, 4580, 6540, 6870, 11881, 13740, 23762, 24961, 35643, 47524, 49922, 59405, 71286, 74883, 99844, 118810, 124805, 142572, 149766, 178215, 237620, 249610, 299532, 356430, 374415, 499220, 712860, 748830, 1497660, 2720749, 5441498, 8162247, 10882996, 13603745, 16324494, 27207490, 32648988, 40811235, 54414980, 81622470, 163244940]

約数ペア:

[(1, 163244940), (2, 81622470), (3, 54414980), (4, 40811235), (5, 32648988), (6, 27207490), (10, 16324494), (12, 13603745), (15, 10882996), (20, 8162247), (30, 5441498), (60, 2720749), (109, 1497660), (218, 748830), (229, 712860), (327, 499220), (436, 374415), (458, 356430), (545, 299532), (654, 249610), (687, 237620), (916, 178215), (1090, 149766), (1145, 142572), (1308, 124805), (1374, 118810), (1635, 99844), (2180, 74883), (2290, 71286), (2748, 59405), (3270, 49922), (3435, 47524), (4580, 35643), (6540, 24961), (6870, 23762), (11881, 13740)]