172076380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{4253}}^1$

素因数の和:4303

約数の個数: 72

約数和(自身を含む): 438808608

約数和(自身を除く): 266732228

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 289, 340, 476, 578, 595, 1156, 1190, 1445, 2023, 2380, 2890, 4046, 4253, 5780, 8092, 8506, 10115, 17012, 20230, 21265, 29771, 40460, 42530, 59542, 72301, 85060, 119084, 144602, 148855, 289204, 297710, 361505, 506107, 595420, 723010, 1012214, 1229117, 1446020, 2024428, 2458234, 2530535, 4916468, 5061070, 6145585, 8603819, 10122140, 12291170, 17207638, 24582340, 34415276, 43019095, 86038190, 172076380]

約数ペア:

[(1, 172076380), (2, 86038190), (4, 43019095), (5, 34415276), (7, 24582340), (10, 17207638), (14, 12291170), (17, 10122140), (20, 8603819), (28, 6145585), (34, 5061070), (35, 4916468), (68, 2530535), (70, 2458234), (85, 2024428), (119, 1446020), (140, 1229117), (170, 1012214), (238, 723010), (289, 595420), (340, 506107), (476, 361505), (578, 297710), (595, 289204), (1156, 148855), (1190, 144602), (1445, 119084), (2023, 85060), (2380, 72301), (2890, 59542), (4046, 42530), (4253, 40460), (5780, 29771), (8092, 21265), (8506, 20230), (10115, 17012)]