12813840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2$

素因数の和:106

約数の個数: 180

約数和(自身を含む): 47629764

約数和(自身を除く): 34815924

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 48, 52, 60, 65, 72, 74, 78, 80, 90, 104, 111, 117, 120, 130, 144, 148, 156, 180, 185, 195, 208, 222, 234, 240, 260, 296, 312, 333, 360, 370, 390, 444, 468, 481, 520, 555, 585, 592, 624, 666, 720, 740, 780, 888, 936, 962, 1040, 1110, 1170, 1332, 1369, 1443, 1480, 1560, 1665, 1776, 1872, 1924, 2220, 2340, 2405, 2664, 2738, 2886, 2960, 3120, 3330, 3848, 4107, 4329, 4440, 4680, 4810, 5328, 5476, 5772, 6660, 6845, 7215, 7696, 8214, 8658, 8880, 9360, 9620, 10952, 11544, 12321, 13320, 13690, 14430, 16428, 17316, 17797, 19240, 20535, 21645, 21904, 23088, 24642, 26640, 27380, 28860, 32856, 34632, 35594, 38480, 41070, 43290, 49284, 53391, 54760, 57720, 61605, 65712, 69264, 71188, 82140, 86580, 88985, 98568, 106782, 109520, 115440, 123210, 142376, 160173, 164280, 173160, 177970, 197136, 213564, 246420, 266955, 284752, 320346, 328560, 346320, 355940, 427128, 492840, 533910, 640692, 711880, 800865, 854256, 985680, 1067820, 1281384, 1423760, 1601730, 2135640, 2562768, 3203460, 4271280, 6406920, 12813840]

約数ペア:

[(1, 12813840), (2, 6406920), (3, 4271280), (4, 3203460), (5, 2562768), (6, 2135640), (8, 1601730), (9, 1423760), (10, 1281384), (12, 1067820), (13, 985680), (15, 854256), (16, 800865), (18, 711880), (20, 640692), (24, 533910), (26, 492840), (30, 427128), (36, 355940), (37, 346320), (39, 328560), (40, 320346), (45, 284752), (48, 266955), (52, 246420), (60, 213564), (65, 197136), (72, 177970), (74, 173160), (78, 164280), (80, 160173), (90, 142376), (104, 123210), (111, 115440), (117, 109520), (120, 106782), (130, 98568), (144, 88985), (148, 86580), (156, 82140), (180, 71188), (185, 69264), (195, 65712), (208, 61605), (222, 57720), (234, 54760), (240, 53391), (260, 49284), (296, 43290), (312, 41070), (333, 38480), (360, 35594), (370, 34632), (390, 32856), (444, 28860), (468, 27380), (481, 26640), (520, 24642), (555, 23088), (585, 21904), (592, 21645), (624, 20535), (666, 19240), (720, 17797), (740, 17316), (780, 16428), (888, 14430), (936, 13690), (962, 13320), (1040, 12321), (1110, 11544), (1170, 10952), (1332, 9620), (1369, 9360), (1443, 8880), (1480, 8658), (1560, 8214), (1665, 7696), (1776, 7215), (1872, 6845), (1924, 6660), (2220, 5772), (2340, 5476), (2405, 5328), (2664, 4810), (2738, 4680), (2886, 4440), (2960, 4329), (3120, 4107), (3330, 3848)]