15668640

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 288

約数和(自身を含む): 61641216

約数和(自身を除く): 45972576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 31, 32, 36, 39, 40, 45, 48, 52, 54, 60, 62, 65, 72, 78, 80, 81, 90, 93, 96, 104, 108, 117, 120, 124, 130, 135, 144, 155, 156, 160, 162, 180, 186, 195, 208, 216, 234, 240, 243, 248, 260, 270, 279, 288, 310, 312, 324, 351, 360, 372, 390, 403, 405, 416, 432, 465, 468, 480, 486, 496, 520, 540, 558, 585, 620, 624, 648, 702, 720, 744, 780, 806, 810, 837, 864, 930, 936, 972, 992, 1040, 1053, 1080, 1116, 1170, 1209, 1215, 1240, 1248, 1296, 1395, 1404, 1440, 1488, 1560, 1612, 1620, 1674, 1755, 1860, 1872, 1944, 2015, 2080, 2106, 2160, 2232, 2340, 2418, 2430, 2480, 2511, 2592, 2790, 2808, 2976, 3120, 3159, 3224, 3240, 3348, 3510, 3627, 3720, 3744, 3888, 4030, 4185, 4212, 4320, 4464, 4680, 4836, 4860, 4960, 5022, 5265, 5580, 5616, 6045, 6240, 6318, 6448, 6480, 6696, 7020, 7254, 7440, 7533, 7776, 8060, 8370, 8424, 8928, 9360, 9672, 9720, 10044, 10530, 10881, 11160, 11232, 12090, 12555, 12636, 12896, 12960, 13392, 14040, 14508, 14880, 15066, 15795, 16120, 16740, 16848, 18135, 18720, 19344, 19440, 20088, 21060, 21762, 22320, 24180, 25110, 25272, 26784, 28080, 29016, 30132, 31590, 32240, 32643, 33480, 33696, 36270, 37665, 38688, 38880, 40176, 42120, 43524, 44640, 48360, 50220, 50544, 54405, 56160, 58032, 60264, 63180, 64480, 65286, 66960, 72540, 75330, 80352, 84240, 87048, 96720, 97929, 100440, 101088, 108810, 116064, 120528, 126360, 130572, 133920, 145080, 150660, 163215, 168480, 174096, 193440, 195858, 200880, 217620, 241056, 252720, 261144, 290160, 301320, 326430, 348192, 391716, 401760, 435240, 489645, 505440, 522288, 580320, 602640, 652860, 783432, 870480, 979290, 1044576, 1205280, 1305720, 1566864, 1740960, 1958580, 2611440, 3133728, 3917160, 5222880, 7834320, 15668640]

約数ペア:

[(1, 15668640), (2, 7834320), (3, 5222880), (4, 3917160), (5, 3133728), (6, 2611440), (8, 1958580), (9, 1740960), (10, 1566864), (12, 1305720), (13, 1205280), (15, 1044576), (16, 979290), (18, 870480), (20, 783432), (24, 652860), (26, 602640), (27, 580320), (30, 522288), (31, 505440), (32, 489645), (36, 435240), (39, 401760), (40, 391716), (45, 348192), (48, 326430), (52, 301320), (54, 290160), (60, 261144), (62, 252720), (65, 241056), (72, 217620), (78, 200880), (80, 195858), (81, 193440), (90, 174096), (93, 168480), (96, 163215), (104, 150660), (108, 145080), (117, 133920), (120, 130572), (124, 126360), (130, 120528), (135, 116064), (144, 108810), (155, 101088), (156, 100440), (160, 97929), (162, 96720), (180, 87048), (186, 84240), (195, 80352), (208, 75330), (216, 72540), (234, 66960), (240, 65286), (243, 64480), (248, 63180), (260, 60264), (270, 58032), (279, 56160), (288, 54405), (310, 50544), (312, 50220), (324, 48360), (351, 44640), (360, 43524), (372, 42120), (390, 40176), (403, 38880), (405, 38688), (416, 37665), (432, 36270), (465, 33696), (468, 33480), (480, 32643), (486, 32240), (496, 31590), (520, 30132), (540, 29016), (558, 28080), (585, 26784), (620, 25272), (624, 25110), (648, 24180), (702, 22320), (720, 21762), (744, 21060), (780, 20088), (806, 19440), (810, 19344), (837, 18720), (864, 18135), (930, 16848), (936, 16740), (972, 16120), (992, 15795), (1040, 15066), (1053, 14880), (1080, 14508), (1116, 14040), (1170, 13392), (1209, 12960), (1215, 12896), (1240, 12636), (1248, 12555), (1296, 12090), (1395, 11232), (1404, 11160), (1440, 10881), (1488, 10530), (1560, 10044), (1612, 9720), (1620, 9672), (1674, 9360), (1755, 8928), (1860, 8424), (1872, 8370), (1944, 8060), (2015, 7776), (2080, 7533), (2106, 7440), (2160, 7254), (2232, 7020), (2340, 6696), (2418, 6480), (2430, 6448), (2480, 6318), (2511, 6240), (2592, 6045), (2790, 5616), (2808, 5580), (2976, 5265), (3120, 5022), (3159, 4960), (3224, 4860), (3240, 4836), (3348, 4680), (3510, 4464), (3627, 4320), (3720, 4212), (3744, 4185), (3888, 4030)]