201345280

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 538634880

約数和(自身を除く): 337289600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 190, 256, 272, 304, 320, 323, 340, 380, 487, 544, 608, 640, 646, 680, 760, 974, 1088, 1216, 1280, 1292, 1360, 1520, 1615, 1948, 2176, 2432, 2435, 2584, 2720, 3040, 3230, 3896, 4352, 4864, 4870, 5168, 5440, 6080, 6460, 7792, 8279, 9253, 9740, 10336, 10880, 12160, 12920, 15584, 16558, 18506, 19480, 20672, 21760, 24320, 25840, 31168, 33116, 37012, 38960, 41344, 41395, 46265, 51680, 62336, 66232, 74024, 77920, 82688, 82790, 92530, 103360, 124672, 132464, 148048, 155840, 157301, 165580, 185060, 206720, 264928, 296096, 311680, 314602, 331160, 370120, 413440, 529856, 592192, 623360, 629204, 662320, 740240, 786505, 1059712, 1184384, 1258408, 1324640, 1480480, 1573010, 2119424, 2368768, 2516816, 2649280, 2960960, 3146020, 5033632, 5298560, 5921920, 6292040, 10067264, 10597120, 11843840, 12584080, 20134528, 25168160, 40269056, 50336320, 100672640, 201345280]

約数ペア:

[(1, 201345280), (2, 100672640), (4, 50336320), (5, 40269056), (8, 25168160), (10, 20134528), (16, 12584080), (17, 11843840), (19, 10597120), (20, 10067264), (32, 6292040), (34, 5921920), (38, 5298560), (40, 5033632), (64, 3146020), (68, 2960960), (76, 2649280), (80, 2516816), (85, 2368768), (95, 2119424), (128, 1573010), (136, 1480480), (152, 1324640), (160, 1258408), (170, 1184384), (190, 1059712), (256, 786505), (272, 740240), (304, 662320), (320, 629204), (323, 623360), (340, 592192), (380, 529856), (487, 413440), (544, 370120), (608, 331160), (640, 314602), (646, 311680), (680, 296096), (760, 264928), (974, 206720), (1088, 185060), (1216, 165580), (1280, 157301), (1292, 155840), (1360, 148048), (1520, 132464), (1615, 124672), (1948, 103360), (2176, 92530), (2432, 82790), (2435, 82688), (2584, 77920), (2720, 74024), (3040, 66232), (3230, 62336), (3896, 51680), (4352, 46265), (4864, 41395), (4870, 41344), (5168, 38960), (5440, 37012), (6080, 33116), (6460, 31168), (7792, 25840), (8279, 24320), (9253, 21760), (9740, 20672), (10336, 19480), (10880, 18506), (12160, 16558), (12920, 15584)]