404042880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1657}}^1$

素因数の和:1806

約数の個数: 128

約数和(自身を含む): 1298810880

約数和(自身を除く): 894768000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 320, 381, 384, 480, 508, 635, 640, 762, 960, 1016, 1270, 1524, 1657, 1905, 1920, 2032, 2540, 3048, 3314, 3810, 4064, 4971, 5080, 6096, 6628, 7620, 8128, 8285, 9942, 10160, 12192, 13256, 15240, 16256, 16570, 19884, 20320, 24384, 24855, 26512, 30480, 33140, 39768, 40640, 48768, 49710, 53024, 60960, 66280, 79536, 81280, 99420, 106048, 121920, 132560, 159072, 198840, 210439, 212096, 243840, 265120, 318144, 397680, 420878, 530240, 631317, 636288, 795360, 841756, 1052195, 1060480, 1262634, 1590720, 1683512, 2104390, 2525268, 3156585, 3181440, 3367024, 4208780, 5050536, 6313170, 6734048, 8417560, 10101072, 12626340, 13468096, 16835120, 20202144, 25252680, 26936192, 33670240, 40404288, 50505360, 67340480, 80808576, 101010720, 134680960, 202021440, 404042880]

約数ペア:

[(1, 404042880), (2, 202021440), (3, 134680960), (4, 101010720), (5, 80808576), (6, 67340480), (8, 50505360), (10, 40404288), (12, 33670240), (15, 26936192), (16, 25252680), (20, 20202144), (24, 16835120), (30, 13468096), (32, 12626340), (40, 10101072), (48, 8417560), (60, 6734048), (64, 6313170), (80, 5050536), (96, 4208780), (120, 3367024), (127, 3181440), (128, 3156585), (160, 2525268), (192, 2104390), (240, 1683512), (254, 1590720), (320, 1262634), (381, 1060480), (384, 1052195), (480, 841756), (508, 795360), (635, 636288), (640, 631317), (762, 530240), (960, 420878), (1016, 397680), (1270, 318144), (1524, 265120), (1657, 243840), (1905, 212096), (1920, 210439), (2032, 198840), (2540, 159072), (3048, 132560), (3314, 121920), (3810, 106048), (4064, 99420), (4971, 81280), (5080, 79536), (6096, 66280), (6628, 60960), (7620, 53024), (8128, 49710), (8285, 48768), (9942, 40640), (10160, 39768), (12192, 33140), (13256, 30480), (15240, 26512), (16256, 24855), (16570, 24384), (19884, 20320)]