204900675

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 411402240

約数和(自身を除く): 206501565

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 69, 71, 75, 105, 115, 161, 175, 213, 239, 345, 355, 483, 497, 525, 575, 717, 805, 1065, 1195, 1491, 1633, 1673, 1725, 1775, 2415, 2485, 3585, 4025, 4899, 5019, 5325, 5497, 5975, 7455, 8165, 8365, 11431, 12075, 12425, 16491, 16969, 17925, 24495, 25095, 27485, 34293, 37275, 38479, 40825, 41825, 50907, 57155, 82455, 84845, 115437, 118783, 122475, 125475, 137425, 171465, 192395, 254535, 285775, 356349, 390287, 412275, 424225, 577185, 593915, 857325, 961975, 1170861, 1272675, 1781745, 1951435, 2732009, 2885925, 2969575, 5854305, 8196027, 8908725, 9757175, 13660045, 29271525, 40980135, 68300225, 204900675]

約数ペア:

[(1, 204900675), (3, 68300225), (5, 40980135), (7, 29271525), (15, 13660045), (21, 9757175), (23, 8908725), (25, 8196027), (35, 5854305), (69, 2969575), (71, 2885925), (75, 2732009), (105, 1951435), (115, 1781745), (161, 1272675), (175, 1170861), (213, 961975), (239, 857325), (345, 593915), (355, 577185), (483, 424225), (497, 412275), (525, 390287), (575, 356349), (717, 285775), (805, 254535), (1065, 192395), (1195, 171465), (1491, 137425), (1633, 125475), (1673, 122475), (1725, 118783), (1775, 115437), (2415, 84845), (2485, 82455), (3585, 57155), (4025, 50907), (4899, 41825), (5019, 40825), (5325, 38479), (5497, 37275), (5975, 34293), (7455, 27485), (8165, 25095), (8365, 24495), (11431, 17925), (12075, 16969), (12425, 16491)]