749038140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{219017}}^1$

素因数の和:219051

約数の個数: 72

約数和(自身を含む): 2391676560

約数和(自身を除く): 1642638420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 219017, 438034, 657051, 876068, 1095085, 1314102, 1971153, 2190170, 2628204, 3285255, 3942306, 4161323, 4380340, 6570510, 7884612, 8322646, 9855765, 12483969, 13141020, 16645292, 19711530, 20806615, 24967938, 37451907, 39423060, 41613230, 49935876, 62419845, 74903814, 83226460, 124839690, 149807628, 187259535, 249679380, 374519070, 749038140]

約数ペア:

[(1, 749038140), (2, 374519070), (3, 249679380), (4, 187259535), (5, 149807628), (6, 124839690), (9, 83226460), (10, 74903814), (12, 62419845), (15, 49935876), (18, 41613230), (19, 39423060), (20, 37451907), (30, 24967938), (36, 20806615), (38, 19711530), (45, 16645292), (57, 13141020), (60, 12483969), (76, 9855765), (90, 8322646), (95, 7884612), (114, 6570510), (171, 4380340), (180, 4161323), (190, 3942306), (228, 3285255), (285, 2628204), (342, 2190170), (380, 1971153), (570, 1314102), (684, 1095085), (855, 876068), (1140, 657051), (1710, 438034), (3420, 219017)]