128876176

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 160

約数和(自身を含む): 319979520

約数和(自身を除く): 191103344

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 23, 26, 31, 44, 46, 52, 62, 79, 88, 92, 104, 124, 143, 158, 176, 184, 208, 248, 253, 286, 299, 316, 341, 368, 403, 496, 506, 572, 598, 632, 682, 713, 806, 869, 1012, 1027, 1144, 1196, 1264, 1364, 1426, 1612, 1738, 1817, 2024, 2054, 2288, 2392, 2449, 2728, 2852, 3224, 3289, 3476, 3634, 4048, 4108, 4433, 4784, 4898, 5456, 5704, 6448, 6578, 6952, 7268, 7843, 8216, 8866, 9269, 9796, 11297, 11408, 13156, 13904, 14536, 15686, 16432, 17732, 18538, 19592, 19987, 22594, 23621, 26312, 26939, 29072, 31372, 31837, 35464, 37076, 39184, 39974, 45188, 47242, 52624, 53878, 56327, 62744, 63674, 70928, 74152, 79948, 90376, 94484, 101959, 107756, 112654, 125488, 127348, 148304, 159896, 180752, 188968, 203918, 215512, 225308, 254696, 259831, 319792, 350207, 377936, 407836, 431024, 450616, 509392, 519662, 619597, 700414, 732251, 815672, 901232, 1039324, 1239194, 1400828, 1464502, 1631344, 2078648, 2478388, 2801656, 2929004, 4157296, 4956776, 5603312, 5858008, 8054761, 9913552, 11716016, 16109522, 32219044, 64438088, 128876176]

約数ペア:

[(1, 128876176), (2, 64438088), (4, 32219044), (8, 16109522), (11, 11716016), (13, 9913552), (16, 8054761), (22, 5858008), (23, 5603312), (26, 4956776), (31, 4157296), (44, 2929004), (46, 2801656), (52, 2478388), (62, 2078648), (79, 1631344), (88, 1464502), (92, 1400828), (104, 1239194), (124, 1039324), (143, 901232), (158, 815672), (176, 732251), (184, 700414), (208, 619597), (248, 519662), (253, 509392), (286, 450616), (299, 431024), (316, 407836), (341, 377936), (368, 350207), (403, 319792), (496, 259831), (506, 254696), (572, 225308), (598, 215512), (632, 203918), (682, 188968), (713, 180752), (806, 159896), (869, 148304), (1012, 127348), (1027, 125488), (1144, 112654), (1196, 107756), (1264, 101959), (1364, 94484), (1426, 90376), (1612, 79948), (1738, 74152), (1817, 70928), (2024, 63674), (2054, 62744), (2288, 56327), (2392, 53878), (2449, 52624), (2728, 47242), (2852, 45188), (3224, 39974), (3289, 39184), (3476, 37076), (3634, 35464), (4048, 31837), (4108, 31372), (4433, 29072), (4784, 26939), (4898, 26312), (5456, 23621), (5704, 22594), (6448, 19987), (6578, 19592), (6952, 18538), (7268, 17732), (7843, 16432), (8216, 15686), (8866, 14536), (9269, 13904), (9796, 13156), (11297, 11408)]