198970020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{467}}^1$

素因数の和:751

約数の個数: 120

約数和(自身を含む): 627891264

約数和(自身を除く): 428921244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 263, 270, 324, 405, 467, 526, 540, 789, 810, 934, 1052, 1315, 1401, 1578, 1620, 1868, 2335, 2367, 2630, 2802, 3156, 3945, 4203, 4670, 4734, 5260, 5604, 7005, 7101, 7890, 8406, 9340, 9468, 11835, 12609, 14010, 14202, 15780, 16812, 21015, 21303, 23670, 25218, 28020, 28404, 35505, 37827, 42030, 42606, 47340, 50436, 63045, 71010, 75654, 84060, 85212, 106515, 122821, 126090, 142020, 151308, 189135, 213030, 245642, 252180, 368463, 378270, 426060, 491284, 614105, 736926, 756540, 1105389, 1228210, 1473852, 1842315, 2210778, 2456420, 3316167, 3684630, 4421556, 5526945, 6632334, 7369260, 9948501, 11053890, 13264668, 16580835, 19897002, 22107780, 33161670, 39794004, 49742505, 66323340, 99485010, 198970020]

約数ペア:

[(1, 198970020), (2, 99485010), (3, 66323340), (4, 49742505), (5, 39794004), (6, 33161670), (9, 22107780), (10, 19897002), (12, 16580835), (15, 13264668), (18, 11053890), (20, 9948501), (27, 7369260), (30, 6632334), (36, 5526945), (45, 4421556), (54, 3684630), (60, 3316167), (81, 2456420), (90, 2210778), (108, 1842315), (135, 1473852), (162, 1228210), (180, 1105389), (263, 756540), (270, 736926), (324, 614105), (405, 491284), (467, 426060), (526, 378270), (540, 368463), (789, 252180), (810, 245642), (934, 213030), (1052, 189135), (1315, 151308), (1401, 142020), (1578, 126090), (1620, 122821), (1868, 106515), (2335, 85212), (2367, 84060), (2630, 75654), (2802, 71010), (3156, 63045), (3945, 50436), (4203, 47340), (4670, 42606), (4734, 42030), (5260, 37827), (5604, 35505), (7005, 28404), (7101, 28020), (7890, 25218), (8406, 23670), (9340, 21303), (9468, 21015), (11835, 16812), (12609, 15780), (14010, 14202)]