205844940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7103}}^1$

素因数の和:7148

約数の個数: 144

約数和(自身を含む): 744726528

約数和(自身を除く): 538881588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 630, 644, 690, 805, 828, 966, 1035, 1260, 1380, 1449, 1610, 1932, 2070, 2415, 2898, 3220, 4140, 4830, 5796, 7103, 7245, 9660, 14206, 14490, 21309, 28412, 28980, 35515, 42618, 49721, 63927, 71030, 85236, 99442, 106545, 127854, 142060, 149163, 163369, 198884, 213090, 248605, 255708, 298326, 319635, 326738, 426180, 447489, 490107, 497210, 596652, 639270, 653476, 745815, 816845, 894978, 980214, 994420, 1143583, 1278540, 1470321, 1491630, 1633690, 1789956, 1960428, 2237445, 2287166, 2450535, 2940642, 2983260, 3267380, 3430749, 4474890, 4574332, 4901070, 5717915, 5881284, 6861498, 7351605, 8949780, 9802140, 10292247, 11435830, 13722996, 14703210, 17153745, 20584494, 22871660, 29406420, 34307490, 41168988, 51461235, 68614980, 102922470, 205844940]

約数ペア:

[(1, 205844940), (2, 102922470), (3, 68614980), (4, 51461235), (5, 41168988), (6, 34307490), (7, 29406420), (9, 22871660), (10, 20584494), (12, 17153745), (14, 14703210), (15, 13722996), (18, 11435830), (20, 10292247), (21, 9802140), (23, 8949780), (28, 7351605), (30, 6861498), (35, 5881284), (36, 5717915), (42, 4901070), (45, 4574332), (46, 4474890), (60, 3430749), (63, 3267380), (69, 2983260), (70, 2940642), (84, 2450535), (90, 2287166), (92, 2237445), (105, 1960428), (115, 1789956), (126, 1633690), (138, 1491630), (140, 1470321), (161, 1278540), (180, 1143583), (207, 994420), (210, 980214), (230, 894978), (252, 816845), (276, 745815), (315, 653476), (322, 639270), (345, 596652), (414, 497210), (420, 490107), (460, 447489), (483, 426180), (630, 326738), (644, 319635), (690, 298326), (805, 255708), (828, 248605), (966, 213090), (1035, 198884), (1260, 163369), (1380, 149163), (1449, 142060), (1610, 127854), (1932, 106545), (2070, 99442), (2415, 85236), (2898, 71030), (3220, 63927), (4140, 49721), (4830, 42618), (5796, 35515), (7103, 28980), (7245, 28412), (9660, 21309), (14206, 14490)]