1286947440

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{22067}}^1$

素因数の和:22098

約数の個数: 140

約数和(自身を含む): 4486380264

約数和(自身を除く): 3199432824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7290, 9720, 11664, 14580, 19440, 22067, 29160, 44134, 58320, 66201, 88268, 110335, 132402, 176536, 198603, 220670, 264804, 331005, 353072, 397206, 441340, 529608, 595809, 662010, 794412, 882680, 993015, 1059216, 1191618, 1324020, 1588824, 1765360, 1787427, 1986030, 2383236, 2648040, 2979045, 3177648, 3574854, 3972060, 4766472, 5296080, 5362281, 5958090, 7149708, 7944120, 8937135, 9532944, 10724562, 11916180, 14299416, 15888240, 16086843, 17874270, 21449124, 23832360, 26811405, 28598832, 32173686, 35748540, 42898248, 47664720, 53622810, 64347372, 71497080, 80434215, 85796496, 107245620, 128694744, 142994160, 160868430, 214491240, 257389488, 321736860, 428982480, 643473720, 1286947440]

約数ペア:

[(1, 1286947440), (2, 643473720), (3, 428982480), (4, 321736860), (5, 257389488), (6, 214491240), (8, 160868430), (9, 142994160), (10, 128694744), (12, 107245620), (15, 85796496), (16, 80434215), (18, 71497080), (20, 64347372), (24, 53622810), (27, 47664720), (30, 42898248), (36, 35748540), (40, 32173686), (45, 28598832), (48, 26811405), (54, 23832360), (60, 21449124), (72, 17874270), (80, 16086843), (81, 15888240), (90, 14299416), (108, 11916180), (120, 10724562), (135, 9532944), (144, 8937135), (162, 7944120), (180, 7149708), (216, 5958090), (240, 5362281), (243, 5296080), (270, 4766472), (324, 3972060), (360, 3574854), (405, 3177648), (432, 2979045), (486, 2648040), (540, 2383236), (648, 1986030), (720, 1787427), (729, 1765360), (810, 1588824), (972, 1324020), (1080, 1191618), (1215, 1059216), (1296, 993015), (1458, 882680), (1620, 794412), (1944, 662010), (2160, 595809), (2430, 529608), (2916, 441340), (3240, 397206), (3645, 353072), (3888, 331005), (4860, 264804), (5832, 220670), (6480, 198603), (7290, 176536), (9720, 132402), (11664, 110335), (14580, 88268), (19440, 66201), (22067, 58320), (29160, 44134)]