68907540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{167}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 218510208

約数和(自身を除く): 149602668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 167, 195, 230, 260, 276, 299, 334, 345, 390, 460, 501, 529, 598, 668, 690, 780, 835, 897, 1002, 1058, 1196, 1380, 1495, 1587, 1670, 1794, 2004, 2116, 2171, 2505, 2645, 2990, 3174, 3340, 3588, 3841, 4342, 4485, 5010, 5290, 5980, 6348, 6513, 6877, 7682, 7935, 8684, 8970, 10020, 10580, 10855, 11523, 13026, 13754, 15364, 15870, 17940, 19205, 20631, 21710, 23046, 26052, 27508, 31740, 32565, 34385, 38410, 41262, 43420, 46092, 49933, 57615, 65130, 68770, 76820, 82524, 88343, 99866, 103155, 115230, 130260, 137540, 149799, 176686, 199732, 206310, 230460, 249665, 265029, 299598, 353372, 412620, 441715, 499330, 530058, 599196, 748995, 883430, 998660, 1060116, 1148459, 1325145, 1497990, 1766860, 2296918, 2650290, 2995980, 3445377, 4593836, 5300580, 5742295, 6890754, 11484590, 13781508, 17226885, 22969180, 34453770, 68907540]

約数ペア:

[(1, 68907540), (2, 34453770), (3, 22969180), (4, 17226885), (5, 13781508), (6, 11484590), (10, 6890754), (12, 5742295), (13, 5300580), (15, 4593836), (20, 3445377), (23, 2995980), (26, 2650290), (30, 2296918), (39, 1766860), (46, 1497990), (52, 1325145), (60, 1148459), (65, 1060116), (69, 998660), (78, 883430), (92, 748995), (115, 599196), (130, 530058), (138, 499330), (156, 441715), (167, 412620), (195, 353372), (230, 299598), (260, 265029), (276, 249665), (299, 230460), (334, 206310), (345, 199732), (390, 176686), (460, 149799), (501, 137540), (529, 130260), (598, 115230), (668, 103155), (690, 99866), (780, 88343), (835, 82524), (897, 76820), (1002, 68770), (1058, 65130), (1196, 57615), (1380, 49933), (1495, 46092), (1587, 43420), (1670, 41262), (1794, 38410), (2004, 34385), (2116, 32565), (2171, 31740), (2505, 27508), (2645, 26052), (2990, 23046), (3174, 21710), (3340, 20631), (3588, 19205), (3841, 17940), (4342, 15870), (4485, 15364), (5010, 13754), (5290, 13026), (5980, 11523), (6348, 10855), (6513, 10580), (6877, 10020), (7682, 8970), (7935, 8684)]