489958440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{677}}^1$

素因数の和:891

約数の個数: 128

約数和(自身を含む): 1521106560

約数和(自身を除く): 1031148120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 163, 185, 222, 296, 326, 370, 444, 489, 555, 652, 677, 740, 815, 888, 978, 1110, 1304, 1354, 1480, 1630, 1956, 2031, 2220, 2445, 2708, 3260, 3385, 3912, 4062, 4440, 4890, 5416, 6031, 6520, 6770, 8124, 9780, 10155, 12062, 13540, 16248, 18093, 19560, 20310, 24124, 25049, 27080, 30155, 36186, 40620, 48248, 50098, 60310, 72372, 75147, 81240, 90465, 100196, 110351, 120620, 125245, 144744, 150294, 180930, 200392, 220702, 241240, 250490, 300588, 331053, 361860, 375735, 441404, 500980, 551755, 601176, 662106, 723720, 751470, 882808, 1001960, 1103510, 1324212, 1502940, 1655265, 2207020, 2648424, 3005880, 3310530, 4082987, 4414040, 6621060, 8165974, 12248961, 13242120, 16331948, 20414935, 24497922, 32663896, 40829870, 48995844, 61244805, 81659740, 97991688, 122489610, 163319480, 244979220, 489958440]

約数ペア:

[(1, 489958440), (2, 244979220), (3, 163319480), (4, 122489610), (5, 97991688), (6, 81659740), (8, 61244805), (10, 48995844), (12, 40829870), (15, 32663896), (20, 24497922), (24, 20414935), (30, 16331948), (37, 13242120), (40, 12248961), (60, 8165974), (74, 6621060), (111, 4414040), (120, 4082987), (148, 3310530), (163, 3005880), (185, 2648424), (222, 2207020), (296, 1655265), (326, 1502940), (370, 1324212), (444, 1103510), (489, 1001960), (555, 882808), (652, 751470), (677, 723720), (740, 662106), (815, 601176), (888, 551755), (978, 500980), (1110, 441404), (1304, 375735), (1354, 361860), (1480, 331053), (1630, 300588), (1956, 250490), (2031, 241240), (2220, 220702), (2445, 200392), (2708, 180930), (3260, 150294), (3385, 144744), (3912, 125245), (4062, 120620), (4440, 110351), (4890, 100196), (5416, 90465), (6031, 81240), (6520, 75147), (6770, 72372), (8124, 60310), (9780, 50098), (10155, 48248), (12062, 40620), (13540, 36186), (16248, 30155), (18093, 27080), (19560, 25049), (20310, 24124)]