172244920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1789}}^1$

素因数の和:1912

約数の個数: 64

約数和(自身を含む): 405972000

約数和(自身を除く): 233727080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 83, 116, 145, 166, 232, 290, 332, 415, 580, 664, 830, 1160, 1660, 1789, 2407, 3320, 3578, 4814, 7156, 8945, 9628, 12035, 14312, 17890, 19256, 24070, 35780, 48140, 51881, 71560, 96280, 103762, 148487, 207524, 259405, 296974, 415048, 518810, 593948, 742435, 1037620, 1187896, 1484870, 2075240, 2969740, 4306123, 5939480, 8612246, 17224492, 21530615, 34448984, 43061230, 86122460, 172244920]

約数ペア:

[(1, 172244920), (2, 86122460), (4, 43061230), (5, 34448984), (8, 21530615), (10, 17224492), (20, 8612246), (29, 5939480), (40, 4306123), (58, 2969740), (83, 2075240), (116, 1484870), (145, 1187896), (166, 1037620), (232, 742435), (290, 593948), (332, 518810), (415, 415048), (580, 296974), (664, 259405), (830, 207524), (1160, 148487), (1660, 103762), (1789, 96280), (2407, 71560), (3320, 51881), (3578, 48140), (4814, 35780), (7156, 24070), (8945, 19256), (9628, 17890), (12035, 14312)]