21437849760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{2917}}^1$

素因数の和:3247

約数の個数: 192

約数和(自身を含む): 68933337984

約数和(自身を除く): 47495488224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 251, 305, 366, 480, 488, 502, 610, 732, 753, 915, 976, 1004, 1220, 1255, 1464, 1506, 1830, 1952, 2008, 2440, 2510, 2917, 2928, 3012, 3660, 3765, 4016, 4880, 5020, 5834, 5856, 6024, 7320, 7530, 8032, 8751, 9760, 10040, 11668, 12048, 14585, 14640, 15060, 15311, 17502, 20080, 23336, 24096, 29170, 29280, 30120, 30622, 35004, 40160, 43755, 45933, 46672, 58340, 60240, 61244, 70008, 76555, 87510, 91866, 93344, 116680, 120480, 122488, 140016, 153110, 175020, 177937, 183732, 229665, 233360, 244976, 280032, 306220, 350040, 355874, 367464, 459330, 466720, 489952, 533811, 612440, 700080, 711748, 732167, 734928, 889685, 918660, 1067622, 1224880, 1400160, 1423496, 1464334, 1469856, 1779370, 1837320, 2135244, 2196501, 2449760, 2669055, 2846992, 2928668, 3558740, 3660835, 3674640, 4270488, 4393002, 5338110, 5693984, 5857336, 7117480, 7321670, 7349280, 8540976, 8786004, 10676220, 10982505, 11714672, 14234960, 14643340, 17081952, 17572008, 21352440, 21965010, 23429344, 28469920, 29286680, 35144016, 42704880, 43930020, 44662187, 58573360, 70288032, 85409760, 87860040, 89324374, 117146720, 133986561, 175720080, 178648748, 223310935, 267973122, 351440160, 357297496, 446621870, 535946244, 669932805, 714594992, 893243740, 1071892488, 1339865610, 1429189984, 1786487480, 2143784976, 2679731220, 3572974960, 4287569952, 5359462440, 7145949920, 10718924880, 21437849760]

約数ペア:

[(1, 21437849760), (2, 10718924880), (3, 7145949920), (4, 5359462440), (5, 4287569952), (6, 3572974960), (8, 2679731220), (10, 2143784976), (12, 1786487480), (15, 1429189984), (16, 1339865610), (20, 1071892488), (24, 893243740), (30, 714594992), (32, 669932805), (40, 535946244), (48, 446621870), (60, 357297496), (61, 351440160), (80, 267973122), (96, 223310935), (120, 178648748), (122, 175720080), (160, 133986561), (183, 117146720), (240, 89324374), (244, 87860040), (251, 85409760), (305, 70288032), (366, 58573360), (480, 44662187), (488, 43930020), (502, 42704880), (610, 35144016), (732, 29286680), (753, 28469920), (915, 23429344), (976, 21965010), (1004, 21352440), (1220, 17572008), (1255, 17081952), (1464, 14643340), (1506, 14234960), (1830, 11714672), (1952, 10982505), (2008, 10676220), (2440, 8786004), (2510, 8540976), (2917, 7349280), (2928, 7321670), (3012, 7117480), (3660, 5857336), (3765, 5693984), (4016, 5338110), (4880, 4393002), (5020, 4270488), (5834, 3674640), (5856, 3660835), (6024, 3558740), (7320, 2928668), (7530, 2846992), (8032, 2669055), (8751, 2449760), (9760, 2196501), (10040, 2135244), (11668, 1837320), (12048, 1779370), (14585, 1469856), (14640, 1464334), (15060, 1423496), (15311, 1400160), (17502, 1224880), (20080, 1067622), (23336, 918660), (24096, 889685), (29170, 734928), (29280, 732167), (30120, 711748), (30622, 700080), (35004, 612440), (40160, 533811), (43755, 489952), (45933, 466720), (46672, 459330), (58340, 367464), (60240, 355874), (61244, 350040), (70008, 306220), (76555, 280032), (87510, 244976), (91866, 233360), (93344, 229665), (116680, 183732), (120480, 177937), (122488, 175020), (140016, 153110)]