39456456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 115758720

約数和(自身を除く): 76302264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 43, 51, 52, 68, 78, 86, 102, 104, 129, 136, 156, 172, 173, 204, 221, 258, 312, 344, 346, 408, 442, 516, 519, 559, 663, 692, 731, 884, 1032, 1038, 1118, 1326, 1384, 1462, 1677, 1768, 2076, 2193, 2236, 2249, 2652, 2924, 2941, 3354, 4152, 4386, 4472, 4498, 5304, 5848, 5882, 6708, 6747, 7439, 8772, 8823, 8996, 9503, 11764, 13416, 13494, 14878, 17544, 17646, 17992, 19006, 22317, 23528, 26988, 28509, 29756, 35292, 38012, 38233, 44634, 53976, 57018, 59512, 70584, 76024, 76466, 89268, 96707, 114036, 114699, 126463, 152932, 178536, 193414, 228072, 229398, 252926, 290121, 305864, 379389, 386828, 458796, 505852, 580242, 758778, 773656, 917592, 1011704, 1160484, 1517556, 1644019, 2320968, 3035112, 3288038, 4932057, 6576076, 9864114, 13152152, 19728228, 39456456]

約数ペア:

[(1, 39456456), (2, 19728228), (3, 13152152), (4, 9864114), (6, 6576076), (8, 4932057), (12, 3288038), (13, 3035112), (17, 2320968), (24, 1644019), (26, 1517556), (34, 1160484), (39, 1011704), (43, 917592), (51, 773656), (52, 758778), (68, 580242), (78, 505852), (86, 458796), (102, 386828), (104, 379389), (129, 305864), (136, 290121), (156, 252926), (172, 229398), (173, 228072), (204, 193414), (221, 178536), (258, 152932), (312, 126463), (344, 114699), (346, 114036), (408, 96707), (442, 89268), (516, 76466), (519, 76024), (559, 70584), (663, 59512), (692, 57018), (731, 53976), (884, 44634), (1032, 38233), (1038, 38012), (1118, 35292), (1326, 29756), (1384, 28509), (1462, 26988), (1677, 23528), (1768, 22317), (2076, 19006), (2193, 17992), (2236, 17646), (2249, 17544), (2652, 14878), (2924, 13494), (2941, 13416), (3354, 11764), (4152, 9503), (4386, 8996), (4472, 8823), (4498, 8772), (5304, 7439), (5848, 6747), (5882, 6708)]