396540900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{20981}}^1$

素因数の和:21011

約数の個数: 144

約数和(自身を含む): 1456990080

約数和(自身を除く): 1060449180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3780, 4725, 6300, 9450, 18900, 20981, 41962, 62943, 83924, 104905, 125886, 146867, 188829, 209810, 251772, 293734, 314715, 377658, 419620, 440601, 524525, 566487, 587468, 629430, 734335, 755316, 881202, 944145, 1049050, 1132974, 1258860, 1321803, 1468670, 1573575, 1762404, 1888290, 2098100, 2203005, 2265948, 2643606, 2832435, 2937340, 3147150, 3671675, 3776580, 3965409, 4406010, 4720725, 5287212, 5664870, 6294300, 6609015, 7343350, 7930818, 8812020, 9441450, 11015025, 11329740, 13218030, 14162175, 14686700, 15861636, 18882900, 19827045, 22030050, 26436060, 28324350, 33045075, 39654090, 44060100, 56648700, 66090150, 79308180, 99135225, 132180300, 198270450, 396540900]

約数ペア:

[(1, 396540900), (2, 198270450), (3, 132180300), (4, 99135225), (5, 79308180), (6, 66090150), (7, 56648700), (9, 44060100), (10, 39654090), (12, 33045075), (14, 28324350), (15, 26436060), (18, 22030050), (20, 19827045), (21, 18882900), (25, 15861636), (27, 14686700), (28, 14162175), (30, 13218030), (35, 11329740), (36, 11015025), (42, 9441450), (45, 8812020), (50, 7930818), (54, 7343350), (60, 6609015), (63, 6294300), (70, 5664870), (75, 5287212), (84, 4720725), (90, 4406010), (100, 3965409), (105, 3776580), (108, 3671675), (126, 3147150), (135, 2937340), (140, 2832435), (150, 2643606), (175, 2265948), (180, 2203005), (189, 2098100), (210, 1888290), (225, 1762404), (252, 1573575), (270, 1468670), (300, 1321803), (315, 1258860), (350, 1132974), (378, 1049050), (420, 944145), (450, 881202), (525, 755316), (540, 734335), (630, 629430), (675, 587468), (700, 566487), (756, 524525), (900, 440601), (945, 419620), (1050, 377658), (1260, 314715), (1350, 293734), (1575, 251772), (1890, 209810), (2100, 188829), (2700, 146867), (3150, 125886), (3780, 104905), (4725, 83924), (6300, 62943), (9450, 41962), (18900, 20981)]