28315440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13109}}^1$

素因数の和:13131

約数の個数: 80

約数和(自身を含む): 97538400

約数和(自身を除く): 69222960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 13109, 26218, 39327, 52436, 65545, 78654, 104872, 117981, 131090, 157308, 196635, 209744, 235962, 262180, 314616, 353943, 393270, 471924, 524360, 589905, 629232, 707886, 786540, 943848, 1048720, 1179810, 1415772, 1573080, 1769715, 1887696, 2359620, 2831544, 3146160, 3539430, 4719240, 5663088, 7078860, 9438480, 14157720, 28315440]

約数ペア:

[(1, 28315440), (2, 14157720), (3, 9438480), (4, 7078860), (5, 5663088), (6, 4719240), (8, 3539430), (9, 3146160), (10, 2831544), (12, 2359620), (15, 1887696), (16, 1769715), (18, 1573080), (20, 1415772), (24, 1179810), (27, 1048720), (30, 943848), (36, 786540), (40, 707886), (45, 629232), (48, 589905), (54, 524360), (60, 471924), (72, 393270), (80, 353943), (90, 314616), (108, 262180), (120, 235962), (135, 209744), (144, 196635), (180, 157308), (216, 131090), (240, 117981), (270, 104872), (360, 78654), (432, 65545), (540, 52436), (720, 39327), (1080, 26218), (2160, 13109)]