81244080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1297}}^1$

素因数の和:1348

約数の個数: 160

約数和(自身を含む): 289713600

約数和(自身を除く): 208469520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 36, 40, 45, 48, 54, 58, 60, 72, 80, 87, 90, 108, 116, 120, 135, 144, 145, 174, 180, 216, 232, 240, 261, 270, 290, 348, 360, 432, 435, 464, 522, 540, 580, 696, 720, 783, 870, 1044, 1080, 1160, 1297, 1305, 1392, 1566, 1740, 2088, 2160, 2320, 2594, 2610, 3132, 3480, 3891, 3915, 4176, 5188, 5220, 6264, 6485, 6960, 7782, 7830, 10376, 10440, 11673, 12528, 12970, 15564, 15660, 19455, 20752, 20880, 23346, 25940, 31128, 31320, 35019, 37613, 38910, 46692, 51880, 58365, 62256, 62640, 70038, 75226, 77820, 93384, 103760, 112839, 116730, 140076, 150452, 155640, 175095, 186768, 188065, 225678, 233460, 280152, 300904, 311280, 338517, 350190, 376130, 451356, 466920, 560304, 564195, 601808, 677034, 700380, 752260, 902712, 933840, 1015551, 1128390, 1354068, 1400760, 1504520, 1692585, 1805424, 2031102, 2256780, 2708136, 2801520, 3009040, 3385170, 4062204, 4513560, 5077755, 5416272, 6770340, 8124408, 9027120, 10155510, 13540680, 16248816, 20311020, 27081360, 40622040, 81244080]

約数ペア:

[(1, 81244080), (2, 40622040), (3, 27081360), (4, 20311020), (5, 16248816), (6, 13540680), (8, 10155510), (9, 9027120), (10, 8124408), (12, 6770340), (15, 5416272), (16, 5077755), (18, 4513560), (20, 4062204), (24, 3385170), (27, 3009040), (29, 2801520), (30, 2708136), (36, 2256780), (40, 2031102), (45, 1805424), (48, 1692585), (54, 1504520), (58, 1400760), (60, 1354068), (72, 1128390), (80, 1015551), (87, 933840), (90, 902712), (108, 752260), (116, 700380), (120, 677034), (135, 601808), (144, 564195), (145, 560304), (174, 466920), (180, 451356), (216, 376130), (232, 350190), (240, 338517), (261, 311280), (270, 300904), (290, 280152), (348, 233460), (360, 225678), (432, 188065), (435, 186768), (464, 175095), (522, 155640), (540, 150452), (580, 140076), (696, 116730), (720, 112839), (783, 103760), (870, 93384), (1044, 77820), (1080, 75226), (1160, 70038), (1297, 62640), (1305, 62256), (1392, 58365), (1566, 51880), (1740, 46692), (2088, 38910), (2160, 37613), (2320, 35019), (2594, 31320), (2610, 31128), (3132, 25940), (3480, 23346), (3891, 20880), (3915, 20752), (4176, 19455), (5188, 15660), (5220, 15564), (6264, 12970), (6485, 12528), (6960, 11673), (7782, 10440), (7830, 10376)]