643542120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{691}}^1$

素因数の和:920

約数の個数: 192

約数和(自身を含む): 2266992000

約数和(自身を除く): 1623449880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 199, 234, 260, 312, 360, 390, 398, 468, 520, 585, 597, 691, 780, 796, 936, 995, 1170, 1194, 1382, 1560, 1592, 1791, 1990, 2073, 2340, 2388, 2587, 2764, 2985, 3455, 3582, 3980, 4146, 4680, 4776, 5174, 5528, 5970, 6219, 6910, 7164, 7761, 7960, 8292, 8955, 8983, 10348, 10365, 11940, 12438, 12935, 13820, 14328, 15522, 16584, 17910, 17966, 20696, 20730, 23283, 23880, 24876, 25870, 26949, 27640, 31044, 31095, 35820, 35932, 38805, 41460, 44915, 46566, 49752, 51740, 53898, 62088, 62190, 71640, 71864, 77610, 80847, 82920, 89830, 93132, 103480, 107796, 116415, 124380, 134745, 137509, 155220, 161694, 179660, 186264, 215592, 232830, 248760, 269490, 275018, 310440, 323388, 359320, 404235, 412527, 465660, 538980, 550036, 646776, 687545, 808470, 825054, 931320, 1077960, 1100072, 1237581, 1375090, 1616940, 1650108, 1787617, 2062635, 2475162, 2750180, 3233880, 3300216, 3575234, 4125270, 4950324, 5362851, 5500360, 6187905, 7150468, 8250540, 8938085, 9900648, 10725702, 12375810, 14300936, 16088553, 16501080, 17876170, 21451404, 24751620, 26814255, 32177106, 35752340, 42902808, 49503240, 53628510, 64354212, 71504680, 80442765, 107257020, 128708424, 160885530, 214514040, 321771060, 643542120]

約数ペア:

[(1, 643542120), (2, 321771060), (3, 214514040), (4, 160885530), (5, 128708424), (6, 107257020), (8, 80442765), (9, 71504680), (10, 64354212), (12, 53628510), (13, 49503240), (15, 42902808), (18, 35752340), (20, 32177106), (24, 26814255), (26, 24751620), (30, 21451404), (36, 17876170), (39, 16501080), (40, 16088553), (45, 14300936), (52, 12375810), (60, 10725702), (65, 9900648), (72, 8938085), (78, 8250540), (90, 7150468), (104, 6187905), (117, 5500360), (120, 5362851), (130, 4950324), (156, 4125270), (180, 3575234), (195, 3300216), (199, 3233880), (234, 2750180), (260, 2475162), (312, 2062635), (360, 1787617), (390, 1650108), (398, 1616940), (468, 1375090), (520, 1237581), (585, 1100072), (597, 1077960), (691, 931320), (780, 825054), (796, 808470), (936, 687545), (995, 646776), (1170, 550036), (1194, 538980), (1382, 465660), (1560, 412527), (1592, 404235), (1791, 359320), (1990, 323388), (2073, 310440), (2340, 275018), (2388, 269490), (2587, 248760), (2764, 232830), (2985, 215592), (3455, 186264), (3582, 179660), (3980, 161694), (4146, 155220), (4680, 137509), (4776, 134745), (5174, 124380), (5528, 116415), (5970, 107796), (6219, 103480), (6910, 93132), (7164, 89830), (7761, 82920), (7960, 80847), (8292, 77610), (8955, 71864), (8983, 71640), (10348, 62190), (10365, 62088), (11940, 53898), (12438, 51740), (12935, 49752), (13820, 46566), (14328, 44915), (15522, 41460), (16584, 38805), (17910, 35932), (17966, 35820), (20696, 31095), (20730, 31044), (23283, 27640), (23880, 26949), (24876, 25870)]