123263280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:724

約数の個数: 240

約数和(自身を含む): 486617664

約数和(自身を除く): 363354384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 48, 56, 60, 63, 70, 72, 74, 80, 84, 90, 105, 111, 112, 120, 126, 140, 144, 148, 168, 180, 185, 210, 222, 240, 252, 259, 280, 296, 315, 333, 336, 360, 370, 420, 444, 504, 518, 555, 560, 592, 630, 661, 666, 720, 740, 777, 840, 888, 1008, 1036, 1110, 1260, 1295, 1322, 1332, 1480, 1554, 1665, 1680, 1776, 1983, 2072, 2220, 2331, 2520, 2590, 2644, 2664, 2960, 3108, 3305, 3330, 3885, 3966, 4144, 4440, 4627, 4662, 5040, 5180, 5288, 5328, 5949, 6216, 6610, 6660, 7770, 7932, 8880, 9254, 9324, 9915, 10360, 10576, 11655, 11898, 12432, 13220, 13320, 13881, 15540, 15864, 18508, 18648, 19830, 20720, 23135, 23310, 23796, 24457, 26440, 26640, 27762, 29745, 31080, 31728, 37016, 37296, 39660, 41643, 46270, 46620, 47592, 48914, 52880, 55524, 59490, 62160, 69405, 73371, 74032, 79320, 83286, 92540, 93240, 95184, 97828, 111048, 118980, 122285, 138810, 146742, 158640, 166572, 171199, 185080, 186480, 195656, 208215, 220113, 222096, 237960, 244570, 277620, 293484, 333144, 342398, 366855, 370160, 391312, 416430, 440226, 475920, 489140, 513597, 555240, 586968, 666288, 684796, 733710, 832860, 855995, 880452, 978280, 1027194, 1100565, 1110480, 1173936, 1369592, 1467420, 1540791, 1665720, 1711990, 1760904, 1956560, 2054388, 2201130, 2567985, 2739184, 2934840, 3081582, 3331440, 3423980, 3521808, 4108776, 4402260, 5135970, 5869680, 6163164, 6847960, 7703955, 8217552, 8804520, 10271940, 12326328, 13695920, 15407910, 17609040, 20543880, 24652656, 30815820, 41087760, 61631640, 123263280]

約数ペア:

[(1, 123263280), (2, 61631640), (3, 41087760), (4, 30815820), (5, 24652656), (6, 20543880), (7, 17609040), (8, 15407910), (9, 13695920), (10, 12326328), (12, 10271940), (14, 8804520), (15, 8217552), (16, 7703955), (18, 6847960), (20, 6163164), (21, 5869680), (24, 5135970), (28, 4402260), (30, 4108776), (35, 3521808), (36, 3423980), (37, 3331440), (40, 3081582), (42, 2934840), (45, 2739184), (48, 2567985), (56, 2201130), (60, 2054388), (63, 1956560), (70, 1760904), (72, 1711990), (74, 1665720), (80, 1540791), (84, 1467420), (90, 1369592), (105, 1173936), (111, 1110480), (112, 1100565), (120, 1027194), (126, 978280), (140, 880452), (144, 855995), (148, 832860), (168, 733710), (180, 684796), (185, 666288), (210, 586968), (222, 555240), (240, 513597), (252, 489140), (259, 475920), (280, 440226), (296, 416430), (315, 391312), (333, 370160), (336, 366855), (360, 342398), (370, 333144), (420, 293484), (444, 277620), (504, 244570), (518, 237960), (555, 222096), (560, 220113), (592, 208215), (630, 195656), (661, 186480), (666, 185080), (720, 171199), (740, 166572), (777, 158640), (840, 146742), (888, 138810), (1008, 122285), (1036, 118980), (1110, 111048), (1260, 97828), (1295, 95184), (1322, 93240), (1332, 92540), (1480, 83286), (1554, 79320), (1665, 74032), (1680, 73371), (1776, 69405), (1983, 62160), (2072, 59490), (2220, 55524), (2331, 52880), (2520, 48914), (2590, 47592), (2644, 46620), (2664, 46270), (2960, 41643), (3108, 39660), (3305, 37296), (3330, 37016), (3885, 31728), (3966, 31080), (4144, 29745), (4440, 27762), (4627, 26640), (4662, 26440), (5040, 24457), (5180, 23796), (5288, 23310), (5328, 23135), (5949, 20720), (6216, 19830), (6610, 18648), (6660, 18508), (7770, 15864), (7932, 15540), (8880, 13881), (9254, 13320), (9324, 13220), (9915, 12432), (10360, 11898), (10576, 11655)]