307156720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12841}}^1$

素因数の和:12890

約数の個数: 80

約数和(自身を含む): 802573632

約数和(自身を除く): 495416912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 4784, 5980, 11960, 12841, 23920, 25682, 51364, 64205, 102728, 128410, 166933, 205456, 256820, 295343, 333866, 513640, 590686, 667732, 834665, 1027280, 1181372, 1335464, 1476715, 1669330, 2362744, 2670928, 2953430, 3338660, 3839459, 4725488, 5906860, 6677320, 7678918, 11813720, 13354640, 15357836, 19197295, 23627440, 30715672, 38394590, 61431344, 76789180, 153578360, 307156720]

約数ペア:

[(1, 307156720), (2, 153578360), (4, 76789180), (5, 61431344), (8, 38394590), (10, 30715672), (13, 23627440), (16, 19197295), (20, 15357836), (23, 13354640), (26, 11813720), (40, 7678918), (46, 6677320), (52, 5906860), (65, 4725488), (80, 3839459), (92, 3338660), (104, 2953430), (115, 2670928), (130, 2362744), (184, 1669330), (208, 1476715), (230, 1335464), (260, 1181372), (299, 1027280), (368, 834665), (460, 667732), (520, 590686), (598, 513640), (920, 333866), (1040, 295343), (1196, 256820), (1495, 205456), (1840, 166933), (2392, 128410), (2990, 102728), (4784, 64205), (5980, 51364), (11960, 25682), (12841, 23920)]