61968340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1709}}^1$

素因数の和:1769

約数の個数: 72

約数和(自身を含む): 155562120

約数和(自身を除く): 93593780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1709, 1813, 2590, 3418, 3626, 5180, 6836, 7252, 8545, 9065, 11963, 17090, 18130, 23926, 34180, 36260, 47852, 59815, 63233, 83741, 119630, 126466, 167482, 239260, 252932, 316165, 334964, 418705, 442631, 632330, 837410, 885262, 1264660, 1674820, 1770524, 2213155, 3098417, 4426310, 6196834, 8852620, 12393668, 15492085, 30984170, 61968340]

約数ペア:

[(1, 61968340), (2, 30984170), (4, 15492085), (5, 12393668), (7, 8852620), (10, 6196834), (14, 4426310), (20, 3098417), (28, 2213155), (35, 1770524), (37, 1674820), (49, 1264660), (70, 885262), (74, 837410), (98, 632330), (140, 442631), (148, 418705), (185, 334964), (196, 316165), (245, 252932), (259, 239260), (370, 167482), (490, 126466), (518, 119630), (740, 83741), (980, 63233), (1036, 59815), (1295, 47852), (1709, 36260), (1813, 34180), (2590, 23926), (3418, 18130), (3626, 17090), (5180, 11963), (6836, 9065), (7252, 8545)]