278236152

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:330

約数の個数: 192

約数和(自身を含む): 853632000

約数和(自身を除く): 575395848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 36, 37, 38, 46, 57, 69, 72, 74, 76, 92, 111, 114, 138, 148, 152, 171, 184, 207, 222, 228, 239, 276, 296, 333, 342, 414, 437, 444, 456, 478, 552, 666, 684, 703, 717, 828, 851, 874, 888, 956, 1311, 1332, 1368, 1406, 1434, 1656, 1702, 1748, 1912, 2109, 2151, 2553, 2622, 2664, 2812, 2868, 3404, 3496, 3933, 4218, 4302, 4541, 5106, 5244, 5497, 5624, 5736, 6327, 6808, 7659, 7866, 8436, 8604, 8843, 9082, 10212, 10488, 10994, 12654, 13623, 15318, 15732, 16169, 16491, 16872, 17208, 17686, 18164, 20424, 21988, 25308, 26529, 27246, 30636, 31464, 32338, 32982, 35372, 36328, 40869, 43976, 48507, 49473, 50616, 53058, 54492, 61272, 64676, 65964, 70744, 79587, 81738, 97014, 98946, 104443, 106116, 108984, 129352, 131928, 145521, 159174, 163476, 168017, 194028, 197892, 203389, 208886, 212232, 291042, 313329, 318348, 326952, 336034, 388056, 395784, 406778, 417772, 504051, 582084, 610167, 626658, 636696, 672068, 813556, 835544, 939987, 1008102, 1164168, 1220334, 1253316, 1344136, 1512153, 1627112, 1830501, 1879974, 2016204, 2440668, 2506632, 3024306, 3661002, 3759948, 3864391, 4032408, 4881336, 6048612, 7322004, 7519896, 7728782, 11593173, 12097224, 14644008, 15457564, 23186346, 30915128, 34779519, 46372692, 69559038, 92745384, 139118076, 278236152]

約数ペア:

[(1, 278236152), (2, 139118076), (3, 92745384), (4, 69559038), (6, 46372692), (8, 34779519), (9, 30915128), (12, 23186346), (18, 15457564), (19, 14644008), (23, 12097224), (24, 11593173), (36, 7728782), (37, 7519896), (38, 7322004), (46, 6048612), (57, 4881336), (69, 4032408), (72, 3864391), (74, 3759948), (76, 3661002), (92, 3024306), (111, 2506632), (114, 2440668), (138, 2016204), (148, 1879974), (152, 1830501), (171, 1627112), (184, 1512153), (207, 1344136), (222, 1253316), (228, 1220334), (239, 1164168), (276, 1008102), (296, 939987), (333, 835544), (342, 813556), (414, 672068), (437, 636696), (444, 626658), (456, 610167), (478, 582084), (552, 504051), (666, 417772), (684, 406778), (703, 395784), (717, 388056), (828, 336034), (851, 326952), (874, 318348), (888, 313329), (956, 291042), (1311, 212232), (1332, 208886), (1368, 203389), (1406, 197892), (1434, 194028), (1656, 168017), (1702, 163476), (1748, 159174), (1912, 145521), (2109, 131928), (2151, 129352), (2553, 108984), (2622, 106116), (2664, 104443), (2812, 98946), (2868, 97014), (3404, 81738), (3496, 79587), (3933, 70744), (4218, 65964), (4302, 64676), (4541, 61272), (5106, 54492), (5244, 53058), (5497, 50616), (5624, 49473), (5736, 48507), (6327, 43976), (6808, 40869), (7659, 36328), (7866, 35372), (8436, 32982), (8604, 32338), (8843, 31464), (9082, 30636), (10212, 27246), (10488, 26529), (10994, 25308), (12654, 21988), (13623, 20424), (15318, 18164), (15732, 17686), (16169, 17208), (16491, 16872)]