31525620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{10723}}^1$

素因数の和:10749

約数の個数: 72

約数和(自身を含む): 102693024

約数和(自身を除く): 71167404

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 10723, 21446, 32169, 42892, 53615, 64338, 75061, 107230, 128676, 150122, 160845, 214460, 225183, 300244, 321690, 375305, 450366, 525427, 643380, 750610, 900732, 1050854, 1125915, 1501220, 1576281, 2101708, 2251830, 2627135, 3152562, 4503660, 5254270, 6305124, 7881405, 10508540, 15762810, 31525620]

約数ペア:

[(1, 31525620), (2, 15762810), (3, 10508540), (4, 7881405), (5, 6305124), (6, 5254270), (7, 4503660), (10, 3152562), (12, 2627135), (14, 2251830), (15, 2101708), (20, 1576281), (21, 1501220), (28, 1125915), (30, 1050854), (35, 900732), (42, 750610), (49, 643380), (60, 525427), (70, 450366), (84, 375305), (98, 321690), (105, 300244), (140, 225183), (147, 214460), (196, 160845), (210, 150122), (245, 128676), (294, 107230), (420, 75061), (490, 64338), (588, 53615), (735, 42892), (980, 32169), (1470, 21446), (2940, 10723)]