16719660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3203}}^1$

素因数の和:3247

約数の個数: 72

約数和(自身を含む): 52481520

約数和(自身を除く): 35761860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 3203, 5220, 6406, 9609, 12812, 16015, 19218, 28827, 32030, 38436, 48045, 57654, 64060, 92887, 96090, 115308, 144135, 185774, 192180, 278661, 288270, 371548, 464435, 557322, 576540, 835983, 928870, 1114644, 1393305, 1671966, 1857740, 2786610, 3343932, 4179915, 5573220, 8359830, 16719660]

約数ペア:

[(1, 16719660), (2, 8359830), (3, 5573220), (4, 4179915), (5, 3343932), (6, 2786610), (9, 1857740), (10, 1671966), (12, 1393305), (15, 1114644), (18, 928870), (20, 835983), (29, 576540), (30, 557322), (36, 464435), (45, 371548), (58, 288270), (60, 278661), (87, 192180), (90, 185774), (116, 144135), (145, 115308), (174, 96090), (180, 92887), (261, 64060), (290, 57654), (348, 48045), (435, 38436), (522, 32030), (580, 28827), (870, 19218), (1044, 16015), (1305, 12812), (1740, 9609), (2610, 6406), (3203, 5220)]