220174888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 464184000

約数和(自身を除く): 244009112

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 139, 152, 278, 323, 556, 613, 646, 1112, 1226, 1292, 2363, 2452, 2584, 2641, 4726, 4904, 5282, 9452, 10421, 10564, 11647, 18904, 20842, 21128, 23294, 41684, 44897, 46588, 83368, 85207, 89794, 93176, 170414, 179588, 197999, 340828, 359176, 395998, 681656, 791996, 1448519, 1583992, 1618933, 2897038, 3237866, 5794076, 6475732, 11588152, 12951464, 27521861, 55043722, 110087444, 220174888]

約数ペア:

[(1, 220174888), (2, 110087444), (4, 55043722), (8, 27521861), (17, 12951464), (19, 11588152), (34, 6475732), (38, 5794076), (68, 3237866), (76, 2897038), (136, 1618933), (139, 1583992), (152, 1448519), (278, 791996), (323, 681656), (556, 395998), (613, 359176), (646, 340828), (1112, 197999), (1226, 179588), (1292, 170414), (2363, 93176), (2452, 89794), (2584, 85207), (2641, 83368), (4726, 46588), (4904, 44897), (5282, 41684), (9452, 23294), (10421, 21128), (10564, 20842), (11647, 18904)]