31771080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 192

約数和(自身を含む): 115240320

約数和(自身を除く): 83469240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 71, 72, 88, 90, 99, 110, 113, 120, 132, 142, 165, 180, 198, 213, 220, 226, 264, 284, 330, 339, 355, 360, 396, 426, 440, 452, 495, 565, 568, 639, 660, 678, 710, 781, 792, 852, 904, 990, 1017, 1065, 1130, 1243, 1278, 1320, 1356, 1420, 1562, 1695, 1704, 1980, 2034, 2130, 2260, 2343, 2486, 2556, 2712, 2840, 3124, 3195, 3390, 3729, 3905, 3960, 4068, 4260, 4520, 4686, 4972, 5085, 5112, 6215, 6248, 6390, 6780, 7029, 7458, 7810, 8023, 8136, 8520, 9372, 9944, 10170, 11187, 11715, 12430, 12780, 13560, 14058, 14916, 15620, 16046, 18645, 18744, 20340, 22374, 23430, 24069, 24860, 25560, 28116, 29832, 31240, 32092, 35145, 37290, 40115, 40680, 44748, 46860, 48138, 49720, 55935, 56232, 64184, 70290, 72207, 74580, 80230, 88253, 89496, 93720, 96276, 111870, 120345, 140580, 144414, 149160, 160460, 176506, 192552, 223740, 240690, 264759, 281160, 288828, 320920, 353012, 361035, 441265, 447480, 481380, 529518, 577656, 706024, 722070, 794277, 882530, 962760, 1059036, 1323795, 1444140, 1588554, 1765060, 2118072, 2647590, 2888280, 3177108, 3530120, 3971385, 5295180, 6354216, 7942770, 10590360, 15885540, 31771080]

約数ペア:

[(1, 31771080), (2, 15885540), (3, 10590360), (4, 7942770), (5, 6354216), (6, 5295180), (8, 3971385), (9, 3530120), (10, 3177108), (11, 2888280), (12, 2647590), (15, 2118072), (18, 1765060), (20, 1588554), (22, 1444140), (24, 1323795), (30, 1059036), (33, 962760), (36, 882530), (40, 794277), (44, 722070), (45, 706024), (55, 577656), (60, 529518), (66, 481380), (71, 447480), (72, 441265), (88, 361035), (90, 353012), (99, 320920), (110, 288828), (113, 281160), (120, 264759), (132, 240690), (142, 223740), (165, 192552), (180, 176506), (198, 160460), (213, 149160), (220, 144414), (226, 140580), (264, 120345), (284, 111870), (330, 96276), (339, 93720), (355, 89496), (360, 88253), (396, 80230), (426, 74580), (440, 72207), (452, 70290), (495, 64184), (565, 56232), (568, 55935), (639, 49720), (660, 48138), (678, 46860), (710, 44748), (781, 40680), (792, 40115), (852, 37290), (904, 35145), (990, 32092), (1017, 31240), (1065, 29832), (1130, 28116), (1243, 25560), (1278, 24860), (1320, 24069), (1356, 23430), (1420, 22374), (1562, 20340), (1695, 18744), (1704, 18645), (1980, 16046), (2034, 15620), (2130, 14916), (2260, 14058), (2343, 13560), (2486, 12780), (2556, 12430), (2712, 11715), (2840, 11187), (3124, 10170), (3195, 9944), (3390, 9372), (3729, 8520), (3905, 8136), (3960, 8023), (4068, 7810), (4260, 7458), (4520, 7029), (4686, 6780), (4972, 6390), (5085, 6248), (5112, 6215)]