20217926520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{176053}}^1$

素因数の和:176110

約数の個数: 192

約数和(自身を含む): 74153944800

約数和(自身を除く): 53936018280

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, 1160, 1276, 1305, 1320, 1595, 1740, 1914, 1980, 2088, 2552, 2610, 2871, 3190, 3480, 3828, 3960, 4785, 5220, 5742, 6380, 7656, 9570, 10440, 11484, 12760, 14355, 19140, 22968, 28710, 38280, 57420, 114840, 176053, 352106, 528159, 704212, 880265, 1056318, 1408424, 1584477, 1760530, 1936583, 2112636, 2640795, 3168954, 3521060, 3873166, 4225272, 5105537, 5281590, 5809749, 6337908, 7042120, 7746332, 7922385, 9682915, 10211074, 10563180, 11619498, 12675816, 15316611, 15492664, 15844770, 17429247, 19365830, 20422148, 21126360, 23238996, 25527685, 29048745, 30633222, 31689540, 34858494, 38731660, 40844296, 45949833, 46477992, 51055370, 56160907, 58097490, 61266444, 63379080, 69716988, 76583055, 77463320, 87146235, 91899666, 102110740, 112321814, 116194980, 122532888, 139433976, 153166110, 168482721, 174292470, 183799332, 204221480, 224643628, 229749165, 232389960, 280804535, 306332220, 336965442, 348584940, 367598664, 449287256, 459498330, 505448163, 561609070, 612664440, 673930884, 697169880, 842413605, 918996660, 1010896326, 1123218140, 1347861768, 1684827210, 1837993320, 2021792652, 2246436280, 2527240815, 3369654420, 4043585304, 5054481630, 6739308840, 10108963260, 20217926520]

約数ペア:

[(1, 20217926520), (2, 10108963260), (3, 6739308840), (4, 5054481630), (5, 4043585304), (6, 3369654420), (8, 2527240815), (9, 2246436280), (10, 2021792652), (11, 1837993320), (12, 1684827210), (15, 1347861768), (18, 1123218140), (20, 1010896326), (22, 918996660), (24, 842413605), (29, 697169880), (30, 673930884), (33, 612664440), (36, 561609070), (40, 505448163), (44, 459498330), (45, 449287256), (55, 367598664), (58, 348584940), (60, 336965442), (66, 306332220), (72, 280804535), (87, 232389960), (88, 229749165), (90, 224643628), (99, 204221480), (110, 183799332), (116, 174292470), (120, 168482721), (132, 153166110), (145, 139433976), (165, 122532888), (174, 116194980), (180, 112321814), (198, 102110740), (220, 91899666), (232, 87146235), (261, 77463320), (264, 76583055), (290, 69716988), (319, 63379080), (330, 61266444), (348, 58097490), (360, 56160907), (396, 51055370), (435, 46477992), (440, 45949833), (495, 40844296), (522, 38731660), (580, 34858494), (638, 31689540), (660, 30633222), (696, 29048745), (792, 25527685), (870, 23238996), (957, 21126360), (990, 20422148), (1044, 19365830), (1160, 17429247), (1276, 15844770), (1305, 15492664), (1320, 15316611), (1595, 12675816), (1740, 11619498), (1914, 10563180), (1980, 10211074), (2088, 9682915), (2552, 7922385), (2610, 7746332), (2871, 7042120), (3190, 6337908), (3480, 5809749), (3828, 5281590), (3960, 5105537), (4785, 4225272), (5220, 3873166), (5742, 3521060), (6380, 3168954), (7656, 2640795), (9570, 2112636), (10440, 1936583), (11484, 1760530), (12760, 1584477), (14355, 1408424), (19140, 1056318), (22968, 880265), (28710, 704212), (38280, 528159), (57420, 352106), (114840, 176053)]