28546020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 120

約数和(自身を含む): 91232064

約数和(自身を除く): 62686044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 81, 90, 108, 134, 135, 162, 180, 201, 263, 268, 270, 324, 335, 402, 405, 526, 540, 603, 670, 789, 804, 810, 1005, 1052, 1206, 1315, 1340, 1578, 1620, 1809, 2010, 2367, 2412, 2630, 3015, 3156, 3618, 3945, 4020, 4734, 5260, 5427, 6030, 7101, 7236, 7890, 9045, 9468, 10854, 11835, 12060, 14202, 15780, 17621, 18090, 21303, 21708, 23670, 27135, 28404, 35242, 35505, 36180, 42606, 47340, 52863, 54270, 70484, 71010, 85212, 88105, 105726, 106515, 108540, 142020, 158589, 176210, 211452, 213030, 264315, 317178, 352420, 426060, 475767, 528630, 634356, 792945, 951534, 1057260, 1427301, 1585890, 1903068, 2378835, 2854602, 3171780, 4757670, 5709204, 7136505, 9515340, 14273010, 28546020]

約数ペア:

[(1, 28546020), (2, 14273010), (3, 9515340), (4, 7136505), (5, 5709204), (6, 4757670), (9, 3171780), (10, 2854602), (12, 2378835), (15, 1903068), (18, 1585890), (20, 1427301), (27, 1057260), (30, 951534), (36, 792945), (45, 634356), (54, 528630), (60, 475767), (67, 426060), (81, 352420), (90, 317178), (108, 264315), (134, 213030), (135, 211452), (162, 176210), (180, 158589), (201, 142020), (263, 108540), (268, 106515), (270, 105726), (324, 88105), (335, 85212), (402, 71010), (405, 70484), (526, 54270), (540, 52863), (603, 47340), (670, 42606), (789, 36180), (804, 35505), (810, 35242), (1005, 28404), (1052, 27135), (1206, 23670), (1315, 21708), (1340, 21303), (1578, 18090), (1620, 17621), (1809, 15780), (2010, 14202), (2367, 12060), (2412, 11835), (2630, 10854), (3015, 9468), (3156, 9045), (3618, 7890), (3945, 7236), (4020, 7101), (4734, 6030), (5260, 5427)]