49183020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 159999840

約数和(自身を除く): 110816820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 73, 76, 90, 95, 114, 146, 171, 180, 190, 197, 219, 228, 285, 292, 342, 365, 380, 394, 438, 570, 591, 657, 684, 730, 788, 855, 876, 985, 1095, 1140, 1182, 1314, 1387, 1460, 1710, 1773, 1970, 2190, 2364, 2628, 2774, 2955, 3285, 3420, 3546, 3743, 3940, 4161, 4380, 5548, 5910, 6570, 6935, 7092, 7486, 8322, 8865, 11229, 11820, 12483, 13140, 13870, 14381, 14972, 16644, 17730, 18715, 20805, 22458, 24966, 27740, 28762, 33687, 35460, 37430, 41610, 43143, 44916, 49932, 56145, 57524, 62415, 67374, 71905, 74860, 83220, 86286, 112290, 124830, 129429, 134748, 143810, 168435, 172572, 215715, 224580, 249660, 258858, 273239, 287620, 336870, 431430, 517716, 546478, 647145, 673740, 819717, 862860, 1092956, 1294290, 1366195, 1639434, 2459151, 2588580, 2732390, 3278868, 4098585, 4918302, 5464780, 8197170, 9836604, 12295755, 16394340, 24591510, 49183020]

約数ペア:

[(1, 49183020), (2, 24591510), (3, 16394340), (4, 12295755), (5, 9836604), (6, 8197170), (9, 5464780), (10, 4918302), (12, 4098585), (15, 3278868), (18, 2732390), (19, 2588580), (20, 2459151), (30, 1639434), (36, 1366195), (38, 1294290), (45, 1092956), (57, 862860), (60, 819717), (73, 673740), (76, 647145), (90, 546478), (95, 517716), (114, 431430), (146, 336870), (171, 287620), (180, 273239), (190, 258858), (197, 249660), (219, 224580), (228, 215715), (285, 172572), (292, 168435), (342, 143810), (365, 134748), (380, 129429), (394, 124830), (438, 112290), (570, 86286), (591, 83220), (657, 74860), (684, 71905), (730, 67374), (788, 62415), (855, 57524), (876, 56145), (985, 49932), (1095, 44916), (1140, 43143), (1182, 41610), (1314, 37430), (1387, 35460), (1460, 33687), (1710, 28762), (1773, 27740), (1970, 24966), (2190, 22458), (2364, 20805), (2628, 18715), (2774, 17730), (2955, 16644), (3285, 14972), (3420, 14381), (3546, 13870), (3743, 13140), (3940, 12483), (4161, 11820), (4380, 11229), (5548, 8865), (5910, 8322), (6570, 7486), (6935, 7092)]