18615060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5443}}^1$

素因数の和:5477

約数の個数: 72

約数和(自身を含む): 59448480

約数和(自身を除く): 40833420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 5443, 10886, 16329, 21772, 27215, 32658, 48987, 54430, 65316, 81645, 97974, 103417, 108860, 163290, 195948, 206834, 244935, 310251, 326580, 413668, 489870, 517085, 620502, 930753, 979740, 1034170, 1241004, 1551255, 1861506, 2068340, 3102510, 3723012, 4653765, 6205020, 9307530, 18615060]

約数ペア:

[(1, 18615060), (2, 9307530), (3, 6205020), (4, 4653765), (5, 3723012), (6, 3102510), (9, 2068340), (10, 1861506), (12, 1551255), (15, 1241004), (18, 1034170), (19, 979740), (20, 930753), (30, 620502), (36, 517085), (38, 489870), (45, 413668), (57, 326580), (60, 310251), (76, 244935), (90, 206834), (95, 195948), (114, 163290), (171, 108860), (180, 103417), (190, 97974), (228, 81645), (285, 65316), (342, 54430), (380, 48987), (570, 32658), (684, 27215), (855, 21772), (1140, 16329), (1710, 10886), (3420, 5443)]