8747640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 31688280

約数和(自身を除く): 22940640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 47, 55, 60, 66, 72, 88, 90, 94, 99, 110, 120, 132, 141, 165, 180, 188, 198, 220, 235, 264, 282, 330, 360, 376, 396, 423, 440, 470, 495, 517, 564, 660, 705, 792, 846, 940, 990, 1034, 1128, 1320, 1410, 1551, 1692, 1880, 1980, 2068, 2115, 2209, 2585, 2820, 3102, 3384, 3960, 4136, 4230, 4418, 4653, 5170, 5640, 6204, 6627, 7755, 8460, 8836, 9306, 10340, 11045, 12408, 13254, 15510, 16920, 17672, 18612, 19881, 20680, 22090, 23265, 24299, 26508, 31020, 33135, 37224, 39762, 44180, 46530, 48598, 53016, 62040, 66270, 72897, 79524, 88360, 93060, 97196, 99405, 121495, 132540, 145794, 159048, 186120, 194392, 198810, 218691, 242990, 265080, 291588, 364485, 397620, 437382, 485980, 583176, 728970, 795240, 874764, 971960, 1093455, 1457940, 1749528, 2186910, 2915880, 4373820, 8747640]

約数ペア:

[(1, 8747640), (2, 4373820), (3, 2915880), (4, 2186910), (5, 1749528), (6, 1457940), (8, 1093455), (9, 971960), (10, 874764), (11, 795240), (12, 728970), (15, 583176), (18, 485980), (20, 437382), (22, 397620), (24, 364485), (30, 291588), (33, 265080), (36, 242990), (40, 218691), (44, 198810), (45, 194392), (47, 186120), (55, 159048), (60, 145794), (66, 132540), (72, 121495), (88, 99405), (90, 97196), (94, 93060), (99, 88360), (110, 79524), (120, 72897), (132, 66270), (141, 62040), (165, 53016), (180, 48598), (188, 46530), (198, 44180), (220, 39762), (235, 37224), (264, 33135), (282, 31020), (330, 26508), (360, 24299), (376, 23265), (396, 22090), (423, 20680), (440, 19881), (470, 18612), (495, 17672), (517, 16920), (564, 15510), (660, 13254), (705, 12408), (792, 11045), (846, 10340), (940, 9306), (990, 8836), (1034, 8460), (1128, 7755), (1320, 6627), (1410, 6204), (1551, 5640), (1692, 5170), (1880, 4653), (1980, 4418), (2068, 4230), (2115, 4136), (2209, 3960), (2585, 3384), (2820, 3102)]