28121297680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{28387}}^1$

素因数の和:28497

約数の個数: 160

約数和(自身を含む): 78568899840

約数和(自身を除く): 50447602160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 61, 70, 80, 112, 116, 122, 140, 145, 203, 232, 244, 280, 290, 305, 406, 427, 464, 488, 560, 580, 610, 812, 854, 976, 1015, 1160, 1220, 1624, 1708, 1769, 2030, 2135, 2320, 2440, 3248, 3416, 3538, 4060, 4270, 4880, 6832, 7076, 8120, 8540, 8845, 12383, 14152, 16240, 17080, 17690, 24766, 28304, 28387, 34160, 35380, 49532, 56774, 61915, 70760, 99064, 113548, 123830, 141520, 141935, 198128, 198709, 227096, 247660, 283870, 397418, 454192, 495320, 567740, 794836, 823223, 990640, 993545, 1135480, 1589672, 1646446, 1731607, 1987090, 2270960, 3179344, 3292892, 3463214, 3974180, 4116115, 5762561, 6585784, 6926428, 7948360, 8232230, 8658035, 11525122, 12121249, 13171568, 13852856, 15896720, 16464460, 17316070, 23050244, 24242498, 27705712, 28812805, 32928920, 34632140, 46100488, 48484996, 50216603, 57625610, 60606245, 65857840, 69264280, 92200976, 96969992, 100433206, 115251220, 121212490, 138528560, 193939984, 200866412, 230502440, 242424980, 251083015, 351516221, 401732824, 461004880, 484849960, 502166030, 703032442, 803465648, 969699920, 1004332060, 1406064884, 1757581105, 2008664120, 2812129768, 3515162210, 4017328240, 5624259536, 7030324420, 14060648840, 28121297680]

約数ペア:

[(1, 28121297680), (2, 14060648840), (4, 7030324420), (5, 5624259536), (7, 4017328240), (8, 3515162210), (10, 2812129768), (14, 2008664120), (16, 1757581105), (20, 1406064884), (28, 1004332060), (29, 969699920), (35, 803465648), (40, 703032442), (56, 502166030), (58, 484849960), (61, 461004880), (70, 401732824), (80, 351516221), (112, 251083015), (116, 242424980), (122, 230502440), (140, 200866412), (145, 193939984), (203, 138528560), (232, 121212490), (244, 115251220), (280, 100433206), (290, 96969992), (305, 92200976), (406, 69264280), (427, 65857840), (464, 60606245), (488, 57625610), (560, 50216603), (580, 48484996), (610, 46100488), (812, 34632140), (854, 32928920), (976, 28812805), (1015, 27705712), (1160, 24242498), (1220, 23050244), (1624, 17316070), (1708, 16464460), (1769, 15896720), (2030, 13852856), (2135, 13171568), (2320, 12121249), (2440, 11525122), (3248, 8658035), (3416, 8232230), (3538, 7948360), (4060, 6926428), (4270, 6585784), (4880, 5762561), (6832, 4116115), (7076, 3974180), (8120, 3463214), (8540, 3292892), (8845, 3179344), (12383, 2270960), (14152, 1987090), (16240, 1731607), (17080, 1646446), (17690, 1589672), (24766, 1135480), (28304, 993545), (28387, 990640), (34160, 823223), (35380, 794836), (49532, 567740), (56774, 495320), (61915, 454192), (70760, 397418), (99064, 283870), (113548, 247660), (123830, 227096), (141520, 198709), (141935, 198128)]