28003320

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:136

約数の個数: 192

約数和(自身を含む): 98017920

約数和(自身を除く): 70014600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 67, 72, 81, 86, 90, 108, 120, 129, 134, 135, 162, 172, 180, 201, 215, 216, 243, 258, 268, 270, 324, 335, 344, 360, 387, 402, 405, 430, 486, 516, 536, 540, 603, 645, 648, 670, 774, 804, 810, 860, 972, 1005, 1032, 1080, 1161, 1206, 1215, 1290, 1340, 1548, 1608, 1620, 1720, 1809, 1935, 1944, 2010, 2322, 2412, 2430, 2580, 2680, 2881, 3015, 3096, 3240, 3483, 3618, 3870, 4020, 4644, 4824, 4860, 5160, 5427, 5762, 5805, 6030, 6966, 7236, 7740, 8040, 8643, 9045, 9288, 9720, 10449, 10854, 11524, 11610, 12060, 13932, 14405, 14472, 15480, 16281, 17286, 17415, 18090, 20898, 21708, 23048, 23220, 24120, 25929, 27135, 27864, 28810, 32562, 34572, 34830, 36180, 41796, 43215, 43416, 46440, 51858, 52245, 54270, 57620, 65124, 69144, 69660, 72360, 77787, 81405, 83592, 86430, 103716, 104490, 108540, 115240, 129645, 130248, 139320, 155574, 162810, 172860, 207432, 208980, 217080, 233361, 259290, 311148, 325620, 345720, 388935, 417960, 466722, 518580, 622296, 651240, 700083, 777870, 933444, 1037160, 1166805, 1400166, 1555740, 1866888, 2333610, 2800332, 3111480, 3500415, 4667220, 5600664, 7000830, 9334440, 14001660, 28003320]

約数ペア:

[(1, 28003320), (2, 14001660), (3, 9334440), (4, 7000830), (5, 5600664), (6, 4667220), (8, 3500415), (9, 3111480), (10, 2800332), (12, 2333610), (15, 1866888), (18, 1555740), (20, 1400166), (24, 1166805), (27, 1037160), (30, 933444), (36, 777870), (40, 700083), (43, 651240), (45, 622296), (54, 518580), (60, 466722), (67, 417960), (72, 388935), (81, 345720), (86, 325620), (90, 311148), (108, 259290), (120, 233361), (129, 217080), (134, 208980), (135, 207432), (162, 172860), (172, 162810), (180, 155574), (201, 139320), (215, 130248), (216, 129645), (243, 115240), (258, 108540), (268, 104490), (270, 103716), (324, 86430), (335, 83592), (344, 81405), (360, 77787), (387, 72360), (402, 69660), (405, 69144), (430, 65124), (486, 57620), (516, 54270), (536, 52245), (540, 51858), (603, 46440), (645, 43416), (648, 43215), (670, 41796), (774, 36180), (804, 34830), (810, 34572), (860, 32562), (972, 28810), (1005, 27864), (1032, 27135), (1080, 25929), (1161, 24120), (1206, 23220), (1215, 23048), (1290, 21708), (1340, 20898), (1548, 18090), (1608, 17415), (1620, 17286), (1720, 16281), (1809, 15480), (1935, 14472), (1944, 14405), (2010, 13932), (2322, 12060), (2412, 11610), (2430, 11524), (2580, 10854), (2680, 10449), (2881, 9720), (3015, 9288), (3096, 9045), (3240, 8643), (3483, 8040), (3618, 7740), (3870, 7236), (4020, 6966), (4644, 6030), (4824, 5805), (4860, 5762), (5160, 5427)]