20730360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:110

約数の個数: 256

約数和(自身を含む): 78796800

約数和(自身を除く): 58066440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 29, 30, 35, 37, 40, 42, 46, 56, 58, 60, 69, 70, 74, 84, 87, 92, 105, 111, 115, 116, 120, 138, 140, 145, 148, 161, 168, 174, 184, 185, 203, 210, 222, 230, 232, 259, 276, 280, 290, 296, 322, 345, 348, 370, 406, 420, 435, 444, 460, 483, 518, 552, 555, 580, 609, 644, 667, 690, 696, 740, 777, 805, 812, 840, 851, 870, 888, 920, 966, 1015, 1036, 1073, 1110, 1160, 1218, 1288, 1295, 1334, 1380, 1480, 1554, 1610, 1624, 1702, 1740, 1932, 2001, 2030, 2072, 2146, 2220, 2415, 2436, 2553, 2590, 2668, 2760, 3045, 3108, 3219, 3220, 3335, 3404, 3480, 3864, 3885, 4002, 4060, 4255, 4292, 4440, 4669, 4830, 4872, 5106, 5180, 5336, 5365, 5957, 6090, 6216, 6438, 6440, 6670, 6808, 7511, 7770, 8004, 8120, 8510, 8584, 9338, 9660, 10005, 10212, 10360, 10730, 11914, 12180, 12765, 12876, 13340, 14007, 15022, 15540, 16008, 16095, 17020, 17871, 18676, 19320, 20010, 20424, 21460, 22533, 23345, 23828, 24360, 24679, 25530, 25752, 26680, 28014, 29785, 30044, 31080, 32190, 34040, 35742, 37352, 37555, 40020, 42920, 45066, 46690, 47656, 49358, 51060, 56028, 59570, 60088, 64380, 70035, 71484, 74037, 75110, 80040, 89355, 90132, 93380, 98716, 102120, 112056, 112665, 119140, 123395, 128760, 140070, 142968, 148074, 150220, 172753, 178710, 180264, 186760, 197432, 225330, 238280, 246790, 280140, 296148, 300440, 345506, 357420, 370185, 450660, 493580, 518259, 560280, 592296, 691012, 714840, 740370, 863765, 901320, 987160, 1036518, 1382024, 1480740, 1727530, 2073036, 2591295, 2961480, 3455060, 4146072, 5182590, 6910120, 10365180, 20730360]

約数ペア:

[(1, 20730360), (2, 10365180), (3, 6910120), (4, 5182590), (5, 4146072), (6, 3455060), (7, 2961480), (8, 2591295), (10, 2073036), (12, 1727530), (14, 1480740), (15, 1382024), (20, 1036518), (21, 987160), (23, 901320), (24, 863765), (28, 740370), (29, 714840), (30, 691012), (35, 592296), (37, 560280), (40, 518259), (42, 493580), (46, 450660), (56, 370185), (58, 357420), (60, 345506), (69, 300440), (70, 296148), (74, 280140), (84, 246790), (87, 238280), (92, 225330), (105, 197432), (111, 186760), (115, 180264), (116, 178710), (120, 172753), (138, 150220), (140, 148074), (145, 142968), (148, 140070), (161, 128760), (168, 123395), (174, 119140), (184, 112665), (185, 112056), (203, 102120), (210, 98716), (222, 93380), (230, 90132), (232, 89355), (259, 80040), (276, 75110), (280, 74037), (290, 71484), (296, 70035), (322, 64380), (345, 60088), (348, 59570), (370, 56028), (406, 51060), (420, 49358), (435, 47656), (444, 46690), (460, 45066), (483, 42920), (518, 40020), (552, 37555), (555, 37352), (580, 35742), (609, 34040), (644, 32190), (667, 31080), (690, 30044), (696, 29785), (740, 28014), (777, 26680), (805, 25752), (812, 25530), (840, 24679), (851, 24360), (870, 23828), (888, 23345), (920, 22533), (966, 21460), (1015, 20424), (1036, 20010), (1073, 19320), (1110, 18676), (1160, 17871), (1218, 17020), (1288, 16095), (1295, 16008), (1334, 15540), (1380, 15022), (1480, 14007), (1554, 13340), (1610, 12876), (1624, 12765), (1702, 12180), (1740, 11914), (1932, 10730), (2001, 10360), (2030, 10212), (2072, 10005), (2146, 9660), (2220, 9338), (2415, 8584), (2436, 8510), (2553, 8120), (2590, 8004), (2668, 7770), (2760, 7511), (3045, 6808), (3108, 6670), (3219, 6440), (3220, 6438), (3335, 6216), (3404, 6090), (3480, 5957), (3864, 5365), (3885, 5336), (4002, 5180), (4060, 5106), (4255, 4872), (4292, 4830), (4440, 4669)]