200178180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4987}}^1$

素因数の和:5225

約数の個数: 72

約数和(自身を含む): 610052352

約数和(自身を除く): 409874172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 2007, 2230, 2676, 3345, 4014, 4460, 4987, 6690, 8028, 9974, 10035, 13380, 14961, 19948, 20070, 24935, 29922, 40140, 44883, 49870, 59844, 74805, 89766, 99740, 149610, 179532, 224415, 299220, 448830, 897660, 1112101, 2224202, 3336303, 4448404, 5560505, 6672606, 10008909, 11121010, 13345212, 16681515, 20017818, 22242020, 33363030, 40035636, 50044545, 66726060, 100089090, 200178180]

約数ペア:

[(1, 200178180), (2, 100089090), (3, 66726060), (4, 50044545), (5, 40035636), (6, 33363030), (9, 22242020), (10, 20017818), (12, 16681515), (15, 13345212), (18, 11121010), (20, 10008909), (30, 6672606), (36, 5560505), (45, 4448404), (60, 3336303), (90, 2224202), (180, 1112101), (223, 897660), (446, 448830), (669, 299220), (892, 224415), (1115, 179532), (1338, 149610), (2007, 99740), (2230, 89766), (2676, 74805), (3345, 59844), (4014, 49870), (4460, 44883), (4987, 40140), (6690, 29922), (8028, 24935), (9974, 20070), (10035, 19948), (13380, 14961)]