664444320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{761}}^1$

素因数の和:903

約数の個数: 192

約数和(自身を含む): 2239767936

約数和(自身を除く): 1575323616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 107, 120, 136, 160, 170, 204, 214, 240, 255, 272, 321, 340, 408, 428, 480, 510, 535, 544, 642, 680, 761, 816, 856, 1020, 1070, 1284, 1360, 1522, 1605, 1632, 1712, 1819, 2040, 2140, 2283, 2568, 2720, 3044, 3210, 3424, 3638, 3805, 4080, 4280, 4566, 5136, 5457, 6088, 6420, 7276, 7610, 8160, 8560, 9095, 9132, 10272, 10914, 11415, 12176, 12840, 12937, 14552, 15220, 17120, 18190, 18264, 21828, 22830, 24352, 25680, 25874, 27285, 29104, 30440, 36380, 36528, 38811, 43656, 45660, 51360, 51748, 54570, 58208, 60880, 64685, 72760, 73056, 77622, 81427, 87312, 91320, 103496, 109140, 121760, 129370, 145520, 155244, 162854, 174624, 182640, 194055, 206992, 218280, 244281, 258740, 291040, 310488, 325708, 365280, 388110, 407135, 413984, 436560, 488562, 517480, 620976, 651416, 776220, 814270, 873120, 977124, 1034960, 1221405, 1241952, 1302832, 1384259, 1552440, 1628540, 1954248, 2069920, 2442810, 2605664, 2768518, 3104880, 3257080, 3908496, 4152777, 4885620, 5537036, 6209760, 6514160, 6921295, 7816992, 8305554, 9771240, 11074072, 13028320, 13842590, 16611108, 19542480, 20763885, 22148144, 27685180, 33222216, 39084960, 41527770, 44296288, 55370360, 66444432, 83055540, 110740720, 132888864, 166111080, 221481440, 332222160, 664444320]

約数ペア:

[(1, 664444320), (2, 332222160), (3, 221481440), (4, 166111080), (5, 132888864), (6, 110740720), (8, 83055540), (10, 66444432), (12, 55370360), (15, 44296288), (16, 41527770), (17, 39084960), (20, 33222216), (24, 27685180), (30, 22148144), (32, 20763885), (34, 19542480), (40, 16611108), (48, 13842590), (51, 13028320), (60, 11074072), (68, 9771240), (80, 8305554), (85, 7816992), (96, 6921295), (102, 6514160), (107, 6209760), (120, 5537036), (136, 4885620), (160, 4152777), (170, 3908496), (204, 3257080), (214, 3104880), (240, 2768518), (255, 2605664), (272, 2442810), (321, 2069920), (340, 1954248), (408, 1628540), (428, 1552440), (480, 1384259), (510, 1302832), (535, 1241952), (544, 1221405), (642, 1034960), (680, 977124), (761, 873120), (816, 814270), (856, 776220), (1020, 651416), (1070, 620976), (1284, 517480), (1360, 488562), (1522, 436560), (1605, 413984), (1632, 407135), (1712, 388110), (1819, 365280), (2040, 325708), (2140, 310488), (2283, 291040), (2568, 258740), (2720, 244281), (3044, 218280), (3210, 206992), (3424, 194055), (3638, 182640), (3805, 174624), (4080, 162854), (4280, 155244), (4566, 145520), (5136, 129370), (5457, 121760), (6088, 109140), (6420, 103496), (7276, 91320), (7610, 87312), (8160, 81427), (8560, 77622), (9095, 73056), (9132, 72760), (10272, 64685), (10914, 60880), (11415, 58208), (12176, 54570), (12840, 51748), (12937, 51360), (14552, 45660), (15220, 43656), (17120, 38811), (18190, 36528), (18264, 36380), (21828, 30440), (22830, 29104), (24352, 27285), (25680, 25874)]