134860756880

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{389231}}^1$

素因数の和:389376

約数の個数: 80

約数和(自身を含む): 323180886528

約数和(自身を除く): 188320129648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 71, 80, 122, 142, 244, 284, 305, 355, 488, 568, 610, 710, 976, 1136, 1220, 1420, 2440, 2840, 4331, 4880, 5680, 8662, 17324, 21655, 34648, 43310, 69296, 86620, 173240, 346480, 389231, 778462, 1556924, 1946155, 3113848, 3892310, 6227696, 7784620, 15569240, 23743091, 27635401, 31138480, 47486182, 55270802, 94972364, 110541604, 118715455, 138177005, 189944728, 221083208, 237430910, 276354010, 379889456, 442166416, 474861820, 552708020, 949723640, 1105416040, 1685759461, 1899447280, 2210832080, 3371518922, 6743037844, 8428797305, 13486075688, 16857594610, 26972151376, 33715189220, 67430378440, 134860756880]

約数ペア:

[(1, 134860756880), (2, 67430378440), (4, 33715189220), (5, 26972151376), (8, 16857594610), (10, 13486075688), (16, 8428797305), (20, 6743037844), (40, 3371518922), (61, 2210832080), (71, 1899447280), (80, 1685759461), (122, 1105416040), (142, 949723640), (244, 552708020), (284, 474861820), (305, 442166416), (355, 379889456), (488, 276354010), (568, 237430910), (610, 221083208), (710, 189944728), (976, 138177005), (1136, 118715455), (1220, 110541604), (1420, 94972364), (2440, 55270802), (2840, 47486182), (4331, 31138480), (4880, 27635401), (5680, 23743091), (8662, 15569240), (17324, 7784620), (21655, 6227696), (34648, 3892310), (43310, 3113848), (69296, 1946155), (86620, 1556924), (173240, 778462), (346480, 389231)]