138185840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:211

約数の個数: 160

約数和(自身を含む): 371226240

約数和(自身を除く): 233040400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 53, 65, 80, 92, 104, 106, 109, 115, 130, 184, 208, 212, 218, 230, 260, 265, 299, 368, 424, 436, 460, 520, 530, 545, 598, 689, 848, 872, 920, 1040, 1060, 1090, 1196, 1219, 1378, 1417, 1495, 1744, 1840, 2120, 2180, 2392, 2438, 2507, 2756, 2834, 2990, 3445, 4240, 4360, 4784, 4876, 5014, 5512, 5668, 5777, 5980, 6095, 6890, 7085, 8720, 9752, 10028, 11024, 11336, 11554, 11960, 12190, 12535, 13780, 14170, 15847, 19504, 20056, 22672, 23108, 23920, 24380, 25070, 27560, 28340, 28885, 31694, 32591, 40112, 46216, 48760, 50140, 55120, 56680, 57770, 63388, 65182, 75101, 79235, 92432, 97520, 100280, 113360, 115540, 126776, 130364, 132871, 150202, 158470, 162955, 200560, 231080, 253552, 260728, 265742, 300404, 316940, 325910, 375505, 462160, 521456, 531484, 600808, 633880, 651820, 664355, 751010, 1062968, 1201616, 1267760, 1303640, 1328710, 1502020, 1727323, 2125936, 2607280, 2657420, 3004040, 3454646, 5314840, 6008080, 6909292, 8636615, 10629680, 13818584, 17273230, 27637168, 34546460, 69092920, 138185840]

約数ペア:

[(1, 138185840), (2, 69092920), (4, 34546460), (5, 27637168), (8, 17273230), (10, 13818584), (13, 10629680), (16, 8636615), (20, 6909292), (23, 6008080), (26, 5314840), (40, 3454646), (46, 3004040), (52, 2657420), (53, 2607280), (65, 2125936), (80, 1727323), (92, 1502020), (104, 1328710), (106, 1303640), (109, 1267760), (115, 1201616), (130, 1062968), (184, 751010), (208, 664355), (212, 651820), (218, 633880), (230, 600808), (260, 531484), (265, 521456), (299, 462160), (368, 375505), (424, 325910), (436, 316940), (460, 300404), (520, 265742), (530, 260728), (545, 253552), (598, 231080), (689, 200560), (848, 162955), (872, 158470), (920, 150202), (1040, 132871), (1060, 130364), (1090, 126776), (1196, 115540), (1219, 113360), (1378, 100280), (1417, 97520), (1495, 92432), (1744, 79235), (1840, 75101), (2120, 65182), (2180, 63388), (2392, 57770), (2438, 56680), (2507, 55120), (2756, 50140), (2834, 48760), (2990, 46216), (3445, 40112), (4240, 32591), (4360, 31694), (4784, 28885), (4876, 28340), (5014, 27560), (5512, 25070), (5668, 24380), (5777, 23920), (5980, 23108), (6095, 22672), (6890, 20056), (7085, 19504), (8720, 15847), (9752, 14170), (10028, 13780), (11024, 12535), (11336, 12190), (11554, 11960)]