127756720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 240

約数和(自身を含む): 391849920

約数和(自身を除く): 264093200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 49, 52, 56, 65, 70, 80, 91, 92, 98, 104, 109, 112, 115, 130, 140, 161, 182, 184, 196, 208, 218, 230, 245, 260, 280, 299, 322, 364, 368, 392, 436, 455, 460, 490, 520, 545, 560, 598, 637, 644, 728, 763, 784, 805, 872, 910, 920, 980, 1040, 1090, 1127, 1196, 1274, 1288, 1417, 1456, 1495, 1526, 1610, 1744, 1820, 1840, 1960, 2093, 2180, 2254, 2392, 2507, 2548, 2576, 2834, 2990, 3052, 3185, 3220, 3640, 3815, 3920, 4186, 4360, 4508, 4784, 5014, 5096, 5341, 5635, 5668, 5980, 6104, 6370, 6440, 7085, 7280, 7630, 8372, 8720, 9016, 9919, 10028, 10192, 10465, 10682, 11270, 11336, 11960, 12208, 12535, 12740, 12880, 14170, 14651, 15260, 16744, 17549, 18032, 19838, 20056, 20930, 21364, 22540, 22672, 23920, 25070, 25480, 26705, 28340, 29302, 30520, 32591, 33488, 35098, 39676, 40112, 41860, 42728, 45080, 49595, 50140, 50960, 53410, 56680, 58604, 61040, 65182, 69433, 70196, 73255, 79352, 83720, 85456, 87745, 90160, 99190, 100280, 106820, 113360, 117208, 122843, 130364, 138866, 140392, 146510, 158704, 162955, 167440, 175490, 198380, 200560, 213640, 228137, 234416, 245686, 260728, 277732, 280784, 293020, 325910, 347165, 350980, 396760, 427280, 456274, 491372, 521456, 555464, 586040, 614215, 651820, 694330, 701960, 793520, 912548, 982744, 1110928, 1140685, 1172080, 1228430, 1303640, 1388660, 1403920, 1596959, 1825096, 1965488, 2281370, 2456860, 2607280, 2777320, 3193918, 3650192, 4562740, 4913720, 5554640, 6387836, 7984795, 9125480, 9827440, 12775672, 15969590, 18250960, 25551344, 31939180, 63878360, 127756720]

約数ペア:

[(1, 127756720), (2, 63878360), (4, 31939180), (5, 25551344), (7, 18250960), (8, 15969590), (10, 12775672), (13, 9827440), (14, 9125480), (16, 7984795), (20, 6387836), (23, 5554640), (26, 4913720), (28, 4562740), (35, 3650192), (40, 3193918), (46, 2777320), (49, 2607280), (52, 2456860), (56, 2281370), (65, 1965488), (70, 1825096), (80, 1596959), (91, 1403920), (92, 1388660), (98, 1303640), (104, 1228430), (109, 1172080), (112, 1140685), (115, 1110928), (130, 982744), (140, 912548), (161, 793520), (182, 701960), (184, 694330), (196, 651820), (208, 614215), (218, 586040), (230, 555464), (245, 521456), (260, 491372), (280, 456274), (299, 427280), (322, 396760), (364, 350980), (368, 347165), (392, 325910), (436, 293020), (455, 280784), (460, 277732), (490, 260728), (520, 245686), (545, 234416), (560, 228137), (598, 213640), (637, 200560), (644, 198380), (728, 175490), (763, 167440), (784, 162955), (805, 158704), (872, 146510), (910, 140392), (920, 138866), (980, 130364), (1040, 122843), (1090, 117208), (1127, 113360), (1196, 106820), (1274, 100280), (1288, 99190), (1417, 90160), (1456, 87745), (1495, 85456), (1526, 83720), (1610, 79352), (1744, 73255), (1820, 70196), (1840, 69433), (1960, 65182), (2093, 61040), (2180, 58604), (2254, 56680), (2392, 53410), (2507, 50960), (2548, 50140), (2576, 49595), (2834, 45080), (2990, 42728), (3052, 41860), (3185, 40112), (3220, 39676), (3640, 35098), (3815, 33488), (3920, 32591), (4186, 30520), (4360, 29302), (4508, 28340), (4784, 26705), (5014, 25480), (5096, 25070), (5341, 23920), (5635, 22672), (5668, 22540), (5980, 21364), (6104, 20930), (6370, 20056), (6440, 19838), (7085, 18032), (7280, 17549), (7630, 16744), (8372, 15260), (8720, 14651), (9016, 14170), (9919, 12880), (10028, 12740), (10192, 12535), (10465, 12208), (10682, 11960), (11270, 11336)]