249055436

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 530184816

約数和(自身を除く): 281129380

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 61, 74, 98, 122, 148, 196, 244, 259, 427, 518, 563, 854, 1036, 1126, 1708, 1813, 2252, 2257, 2989, 3626, 3941, 4514, 5978, 7252, 7882, 9028, 11956, 15764, 15799, 20831, 27587, 31598, 34343, 41662, 55174, 63196, 68686, 83324, 110348, 110593, 137372, 145817, 221186, 240401, 291634, 442372, 480802, 583268, 961604, 1020719, 1270691, 1682807, 2041438, 2541382, 3365614, 4082876, 5082764, 6731228, 8894837, 17789674, 35579348, 62263859, 124527718, 249055436]

約数ペア:

[(1, 249055436), (2, 124527718), (4, 62263859), (7, 35579348), (14, 17789674), (28, 8894837), (37, 6731228), (49, 5082764), (61, 4082876), (74, 3365614), (98, 2541382), (122, 2041438), (148, 1682807), (196, 1270691), (244, 1020719), (259, 961604), (427, 583268), (518, 480802), (563, 442372), (854, 291634), (1036, 240401), (1126, 221186), (1708, 145817), (1813, 137372), (2252, 110593), (2257, 110348), (2989, 83324), (3626, 68686), (3941, 63196), (4514, 55174), (5978, 41662), (7252, 34343), (7882, 31598), (9028, 27587), (11956, 20831), (15764, 15799)]