154563640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 452096640

約数和(自身を除く): 297533000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 67, 70, 77, 88, 98, 107, 110, 134, 140, 154, 196, 214, 220, 245, 268, 280, 308, 335, 385, 392, 428, 440, 469, 490, 535, 536, 539, 616, 670, 737, 749, 770, 856, 938, 980, 1070, 1078, 1177, 1340, 1474, 1498, 1540, 1876, 1960, 2140, 2156, 2345, 2354, 2680, 2695, 2948, 2996, 3080, 3283, 3685, 3745, 3752, 4280, 4312, 4690, 4708, 5159, 5243, 5390, 5885, 5896, 5992, 6566, 7169, 7370, 7490, 8239, 9380, 9416, 10318, 10486, 10780, 11770, 13132, 14338, 14740, 14980, 16415, 16478, 18760, 20636, 20972, 21560, 23540, 25795, 26215, 26264, 28676, 29480, 29960, 32830, 32956, 35845, 36113, 41195, 41272, 41944, 47080, 50183, 51590, 52430, 57352, 57673, 65660, 65912, 71690, 72226, 78859, 82390, 100366, 103180, 104860, 115346, 131320, 143380, 144452, 157718, 164780, 180565, 200732, 206360, 209720, 230692, 250915, 286760, 288365, 288904, 315436, 329560, 351281, 361130, 394295, 401464, 461384, 501830, 552013, 576730, 630872, 702562, 722260, 788590, 1003660, 1104026, 1153460, 1405124, 1444520, 1577180, 1756405, 2007320, 2208052, 2306920, 2760065, 2810248, 3154360, 3512810, 3864091, 4416104, 5520130, 7025620, 7728182, 11040260, 14051240, 15456364, 19320455, 22080520, 30912728, 38640910, 77281820, 154563640]

約数ペア:

[(1, 154563640), (2, 77281820), (4, 38640910), (5, 30912728), (7, 22080520), (8, 19320455), (10, 15456364), (11, 14051240), (14, 11040260), (20, 7728182), (22, 7025620), (28, 5520130), (35, 4416104), (40, 3864091), (44, 3512810), (49, 3154360), (55, 2810248), (56, 2760065), (67, 2306920), (70, 2208052), (77, 2007320), (88, 1756405), (98, 1577180), (107, 1444520), (110, 1405124), (134, 1153460), (140, 1104026), (154, 1003660), (196, 788590), (214, 722260), (220, 702562), (245, 630872), (268, 576730), (280, 552013), (308, 501830), (335, 461384), (385, 401464), (392, 394295), (428, 361130), (440, 351281), (469, 329560), (490, 315436), (535, 288904), (536, 288365), (539, 286760), (616, 250915), (670, 230692), (737, 209720), (749, 206360), (770, 200732), (856, 180565), (938, 164780), (980, 157718), (1070, 144452), (1078, 143380), (1177, 131320), (1340, 115346), (1474, 104860), (1498, 103180), (1540, 100366), (1876, 82390), (1960, 78859), (2140, 72226), (2156, 71690), (2345, 65912), (2354, 65660), (2680, 57673), (2695, 57352), (2948, 52430), (2996, 51590), (3080, 50183), (3283, 47080), (3685, 41944), (3745, 41272), (3752, 41195), (4280, 36113), (4312, 35845), (4690, 32956), (4708, 32830), (5159, 29960), (5243, 29480), (5390, 28676), (5885, 26264), (5896, 26215), (5992, 25795), (6566, 23540), (7169, 21560), (7370, 20972), (7490, 20636), (8239, 18760), (9380, 16478), (9416, 16415), (10318, 14980), (10486, 14740), (10780, 14338), (11770, 13132)]