30914800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 120

約数和(自身を含む): 86751392

約数和(自身を除く): 55836592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 61, 70, 80, 100, 112, 122, 140, 175, 181, 200, 244, 280, 305, 350, 362, 400, 427, 488, 560, 610, 700, 724, 854, 905, 976, 1220, 1267, 1400, 1448, 1525, 1708, 1810, 2135, 2440, 2534, 2800, 2896, 3050, 3416, 3620, 4270, 4525, 4880, 5068, 6100, 6335, 6832, 7240, 8540, 9050, 10136, 10675, 11041, 12200, 12670, 14480, 17080, 18100, 20272, 21350, 22082, 24400, 25340, 31675, 34160, 36200, 42700, 44164, 50680, 55205, 63350, 72400, 77287, 85400, 88328, 101360, 110410, 126700, 154574, 170800, 176656, 220820, 253400, 276025, 309148, 386435, 441640, 506800, 552050, 618296, 772870, 883280, 1104100, 1236592, 1545740, 1932175, 2208200, 3091480, 3864350, 4416400, 6182960, 7728700, 15457400, 30914800]

約数ペア:

[(1, 30914800), (2, 15457400), (4, 7728700), (5, 6182960), (7, 4416400), (8, 3864350), (10, 3091480), (14, 2208200), (16, 1932175), (20, 1545740), (25, 1236592), (28, 1104100), (35, 883280), (40, 772870), (50, 618296), (56, 552050), (61, 506800), (70, 441640), (80, 386435), (100, 309148), (112, 276025), (122, 253400), (140, 220820), (175, 176656), (181, 170800), (200, 154574), (244, 126700), (280, 110410), (305, 101360), (350, 88328), (362, 85400), (400, 77287), (427, 72400), (488, 63350), (560, 55205), (610, 50680), (700, 44164), (724, 42700), (854, 36200), (905, 34160), (976, 31675), (1220, 25340), (1267, 24400), (1400, 22082), (1448, 21350), (1525, 20272), (1708, 18100), (1810, 17080), (2135, 14480), (2440, 12670), (2534, 12200), (2800, 11041), (2896, 10675), (3050, 10136), (3416, 9050), (3620, 8540), (4270, 7240), (4525, 6832), (4880, 6335), (5068, 6100)]