128965320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1123}}^1$

素因数の和:1180

約数の個数: 192

約数和(自身を含む): 473428800

約数和(自身を除く): 344463480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 55, 58, 60, 66, 72, 87, 88, 90, 99, 110, 116, 120, 132, 145, 165, 174, 180, 198, 220, 232, 261, 264, 290, 319, 330, 348, 360, 396, 435, 440, 495, 522, 580, 638, 660, 696, 792, 870, 957, 990, 1044, 1123, 1160, 1276, 1305, 1320, 1595, 1740, 1914, 1980, 2088, 2246, 2552, 2610, 2871, 3190, 3369, 3480, 3828, 3960, 4492, 4785, 5220, 5615, 5742, 6380, 6738, 7656, 8984, 9570, 10107, 10440, 11230, 11484, 12353, 12760, 13476, 14355, 16845, 19140, 20214, 22460, 22968, 24706, 26952, 28710, 32567, 33690, 37059, 38280, 40428, 44920, 49412, 50535, 57420, 61765, 65134, 67380, 74118, 80856, 97701, 98824, 101070, 111177, 114840, 123530, 130268, 134760, 148236, 162835, 185295, 195402, 202140, 222354, 247060, 260536, 293103, 296472, 325670, 358237, 370590, 390804, 404280, 444708, 488505, 494120, 555885, 586206, 651340, 716474, 741180, 781608, 889416, 977010, 1074711, 1111770, 1172412, 1302680, 1432948, 1465515, 1482360, 1791185, 1954020, 2149422, 2223540, 2344824, 2865896, 2931030, 3224133, 3582370, 3908040, 4298844, 4447080, 5373555, 5862060, 6448266, 7164740, 8597688, 10747110, 11724120, 12896532, 14329480, 16120665, 21494220, 25793064, 32241330, 42988440, 64482660, 128965320]

約数ペア:

[(1, 128965320), (2, 64482660), (3, 42988440), (4, 32241330), (5, 25793064), (6, 21494220), (8, 16120665), (9, 14329480), (10, 12896532), (11, 11724120), (12, 10747110), (15, 8597688), (18, 7164740), (20, 6448266), (22, 5862060), (24, 5373555), (29, 4447080), (30, 4298844), (33, 3908040), (36, 3582370), (40, 3224133), (44, 2931030), (45, 2865896), (55, 2344824), (58, 2223540), (60, 2149422), (66, 1954020), (72, 1791185), (87, 1482360), (88, 1465515), (90, 1432948), (99, 1302680), (110, 1172412), (116, 1111770), (120, 1074711), (132, 977010), (145, 889416), (165, 781608), (174, 741180), (180, 716474), (198, 651340), (220, 586206), (232, 555885), (261, 494120), (264, 488505), (290, 444708), (319, 404280), (330, 390804), (348, 370590), (360, 358237), (396, 325670), (435, 296472), (440, 293103), (495, 260536), (522, 247060), (580, 222354), (638, 202140), (660, 195402), (696, 185295), (792, 162835), (870, 148236), (957, 134760), (990, 130268), (1044, 123530), (1123, 114840), (1160, 111177), (1276, 101070), (1305, 98824), (1320, 97701), (1595, 80856), (1740, 74118), (1914, 67380), (1980, 65134), (2088, 61765), (2246, 57420), (2552, 50535), (2610, 49412), (2871, 44920), (3190, 40428), (3369, 38280), (3480, 37059), (3828, 33690), (3960, 32567), (4492, 28710), (4785, 26952), (5220, 24706), (5615, 22968), (5742, 22460), (6380, 20214), (6738, 19140), (7656, 16845), (8984, 14355), (9570, 13476), (10107, 12760), (10440, 12353), (11230, 11484)]