1272921480

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{14551}}^1$

素因数の和:14583

約数の個数: 128

約数和(自身を含む): 4295750400

約数和(自身を除く): 3022828920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1458, 1620, 1944, 2187, 2430, 2916, 3240, 3645, 4374, 4860, 5832, 7290, 8748, 9720, 10935, 14551, 14580, 17496, 21870, 29102, 29160, 43653, 43740, 58204, 72755, 87306, 87480, 116408, 130959, 145510, 174612, 218265, 261918, 291020, 349224, 392877, 436530, 523836, 582040, 654795, 785754, 873060, 1047672, 1178631, 1309590, 1571508, 1746120, 1964385, 2357262, 2619180, 3143016, 3535893, 3928770, 4714524, 5238360, 5893155, 7071786, 7857540, 9429048, 10607679, 11786310, 14143572, 15715080, 17679465, 21215358, 23572620, 28287144, 31823037, 35358930, 42430716, 47145240, 53038395, 63646074, 70717860, 84861432, 106076790, 127292148, 141435720, 159115185, 212153580, 254584296, 318230370, 424307160, 636460740, 1272921480]

約数ペア:

[(1, 1272921480), (2, 636460740), (3, 424307160), (4, 318230370), (5, 254584296), (6, 212153580), (8, 159115185), (9, 141435720), (10, 127292148), (12, 106076790), (15, 84861432), (18, 70717860), (20, 63646074), (24, 53038395), (27, 47145240), (30, 42430716), (36, 35358930), (40, 31823037), (45, 28287144), (54, 23572620), (60, 21215358), (72, 17679465), (81, 15715080), (90, 14143572), (108, 11786310), (120, 10607679), (135, 9429048), (162, 7857540), (180, 7071786), (216, 5893155), (243, 5238360), (270, 4714524), (324, 3928770), (360, 3535893), (405, 3143016), (486, 2619180), (540, 2357262), (648, 1964385), (729, 1746120), (810, 1571508), (972, 1309590), (1080, 1178631), (1215, 1047672), (1458, 873060), (1620, 785754), (1944, 654795), (2187, 582040), (2430, 523836), (2916, 436530), (3240, 392877), (3645, 349224), (4374, 291020), (4860, 261918), (5832, 218265), (7290, 174612), (8748, 145510), (9720, 130959), (10935, 116408), (14551, 87480), (14580, 87306), (17496, 72755), (21870, 58204), (29102, 43740), (29160, 43653)]