12218520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 40435200

約数和(自身を除く): 28216680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 233, 276, 285, 345, 380, 437, 456, 460, 466, 552, 570, 690, 699, 760, 874, 920, 932, 1140, 1165, 1311, 1380, 1398, 1748, 1864, 2185, 2280, 2330, 2622, 2760, 2796, 3495, 3496, 4370, 4427, 4660, 5244, 5359, 5592, 6555, 6990, 8740, 8854, 9320, 10488, 10718, 13110, 13281, 13980, 16077, 17480, 17708, 21436, 22135, 26220, 26562, 26795, 27960, 32154, 35416, 42872, 44270, 52440, 53124, 53590, 64308, 66405, 80385, 88540, 101821, 106248, 107180, 128616, 132810, 160770, 177080, 203642, 214360, 265620, 305463, 321540, 407284, 509105, 531240, 610926, 643080, 814568, 1018210, 1221852, 1527315, 2036420, 2443704, 3054630, 4072840, 6109260, 12218520]

約数ペア:

[(1, 12218520), (2, 6109260), (3, 4072840), (4, 3054630), (5, 2443704), (6, 2036420), (8, 1527315), (10, 1221852), (12, 1018210), (15, 814568), (19, 643080), (20, 610926), (23, 531240), (24, 509105), (30, 407284), (38, 321540), (40, 305463), (46, 265620), (57, 214360), (60, 203642), (69, 177080), (76, 160770), (92, 132810), (95, 128616), (114, 107180), (115, 106248), (120, 101821), (138, 88540), (152, 80385), (184, 66405), (190, 64308), (228, 53590), (230, 53124), (233, 52440), (276, 44270), (285, 42872), (345, 35416), (380, 32154), (437, 27960), (456, 26795), (460, 26562), (466, 26220), (552, 22135), (570, 21436), (690, 17708), (699, 17480), (760, 16077), (874, 13980), (920, 13281), (932, 13110), (1140, 10718), (1165, 10488), (1311, 9320), (1380, 8854), (1398, 8740), (1748, 6990), (1864, 6555), (2185, 5592), (2280, 5359), (2330, 5244), (2622, 4660), (2760, 4427), (2796, 4370), (3495, 3496)]