128004016

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 160

約数和(自身を含む): 325693440

約数和(自身を除く): 197689424

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 37, 46, 56, 68, 74, 79, 92, 112, 119, 136, 148, 158, 161, 184, 238, 259, 272, 296, 316, 322, 368, 391, 476, 518, 553, 592, 629, 632, 644, 782, 851, 952, 1036, 1106, 1258, 1264, 1288, 1343, 1564, 1702, 1817, 1904, 2072, 2212, 2516, 2576, 2686, 2737, 2923, 3128, 3404, 3634, 4144, 4403, 4424, 5032, 5372, 5474, 5846, 5957, 6256, 6808, 7268, 8806, 8848, 9401, 10064, 10744, 10948, 11692, 11914, 12719, 13616, 14467, 14536, 17612, 18802, 20461, 21488, 21896, 23384, 23828, 25438, 28934, 29072, 30889, 35224, 37604, 40922, 43792, 46768, 47656, 49691, 50876, 57868, 61778, 67229, 70448, 75208, 81844, 95312, 99382, 101269, 101752, 115736, 123556, 134458, 150416, 163688, 198764, 202538, 203504, 216223, 231472, 247112, 268916, 327376, 347837, 397528, 405076, 432446, 470603, 494224, 537832, 695674, 795056, 810152, 864892, 941206, 1075664, 1142893, 1391348, 1620304, 1729784, 1882412, 2285786, 2782696, 3459568, 3764824, 4571572, 5565392, 7529648, 8000251, 9143144, 16000502, 18286288, 32001004, 64002008, 128004016]

約数ペア:

[(1, 128004016), (2, 64002008), (4, 32001004), (7, 18286288), (8, 16000502), (14, 9143144), (16, 8000251), (17, 7529648), (23, 5565392), (28, 4571572), (34, 3764824), (37, 3459568), (46, 2782696), (56, 2285786), (68, 1882412), (74, 1729784), (79, 1620304), (92, 1391348), (112, 1142893), (119, 1075664), (136, 941206), (148, 864892), (158, 810152), (161, 795056), (184, 695674), (238, 537832), (259, 494224), (272, 470603), (296, 432446), (316, 405076), (322, 397528), (368, 347837), (391, 327376), (476, 268916), (518, 247112), (553, 231472), (592, 216223), (629, 203504), (632, 202538), (644, 198764), (782, 163688), (851, 150416), (952, 134458), (1036, 123556), (1106, 115736), (1258, 101752), (1264, 101269), (1288, 99382), (1343, 95312), (1564, 81844), (1702, 75208), (1817, 70448), (1904, 67229), (2072, 61778), (2212, 57868), (2516, 50876), (2576, 49691), (2686, 47656), (2737, 46768), (2923, 43792), (3128, 40922), (3404, 37604), (3634, 35224), (4144, 30889), (4403, 29072), (4424, 28934), (5032, 25438), (5372, 23828), (5474, 23384), (5846, 21896), (5957, 21488), (6256, 20461), (6808, 18802), (7268, 17612), (8806, 14536), (8848, 14467), (9401, 13616), (10064, 12719), (10744, 11914), (10948, 11692)]