28628640

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{47}}^2$

素因数の和:121

約数の個数: 180

約数和(自身を含む): 103230666

約数和(自身を除く): 74602026

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 72, 80, 81, 90, 94, 96, 108, 120, 135, 141, 144, 160, 162, 180, 188, 216, 235, 240, 270, 282, 288, 324, 360, 376, 405, 423, 432, 470, 480, 540, 564, 648, 705, 720, 752, 810, 846, 864, 940, 1080, 1128, 1269, 1296, 1410, 1440, 1504, 1620, 1692, 1880, 2115, 2160, 2209, 2256, 2538, 2592, 2820, 3240, 3384, 3760, 3807, 4230, 4320, 4418, 4512, 5076, 5640, 6345, 6480, 6627, 6768, 7520, 7614, 8460, 8836, 10152, 11045, 11280, 12690, 12960, 13254, 13536, 15228, 16920, 17672, 19035, 19881, 20304, 22090, 22560, 25380, 26508, 30456, 33135, 33840, 35344, 38070, 39762, 40608, 44180, 50760, 53016, 59643, 60912, 66270, 67680, 70688, 76140, 79524, 88360, 99405, 101520, 106032, 119286, 121824, 132540, 152280, 159048, 176720, 178929, 198810, 203040, 212064, 238572, 265080, 298215, 304560, 318096, 353440, 357858, 397620, 477144, 530160, 596430, 609120, 636192, 715716, 795240, 894645, 954288, 1060320, 1192860, 1431432, 1590480, 1789290, 1908576, 2385720, 2862864, 3180960, 3578580, 4771440, 5725728, 7157160, 9542880, 14314320, 28628640]

約数ペア:

[(1, 28628640), (2, 14314320), (3, 9542880), (4, 7157160), (5, 5725728), (6, 4771440), (8, 3578580), (9, 3180960), (10, 2862864), (12, 2385720), (15, 1908576), (16, 1789290), (18, 1590480), (20, 1431432), (24, 1192860), (27, 1060320), (30, 954288), (32, 894645), (36, 795240), (40, 715716), (45, 636192), (47, 609120), (48, 596430), (54, 530160), (60, 477144), (72, 397620), (80, 357858), (81, 353440), (90, 318096), (94, 304560), (96, 298215), (108, 265080), (120, 238572), (135, 212064), (141, 203040), (144, 198810), (160, 178929), (162, 176720), (180, 159048), (188, 152280), (216, 132540), (235, 121824), (240, 119286), (270, 106032), (282, 101520), (288, 99405), (324, 88360), (360, 79524), (376, 76140), (405, 70688), (423, 67680), (432, 66270), (470, 60912), (480, 59643), (540, 53016), (564, 50760), (648, 44180), (705, 40608), (720, 39762), (752, 38070), (810, 35344), (846, 33840), (864, 33135), (940, 30456), (1080, 26508), (1128, 25380), (1269, 22560), (1296, 22090), (1410, 20304), (1440, 19881), (1504, 19035), (1620, 17672), (1692, 16920), (1880, 15228), (2115, 13536), (2160, 13254), (2209, 12960), (2256, 12690), (2538, 11280), (2592, 11045), (2820, 10152), (3240, 8836), (3384, 8460), (3760, 7614), (3807, 7520), (4230, 6768), (4320, 6627), (4418, 6480), (4512, 6345), (5076, 5640)]