72489768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 210470400

約数和(自身を除く): 137980632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 79, 102, 104, 136, 156, 158, 173, 204, 221, 237, 312, 316, 346, 408, 442, 474, 519, 632, 663, 692, 884, 948, 1027, 1038, 1326, 1343, 1384, 1768, 1896, 2054, 2076, 2249, 2652, 2686, 2941, 3081, 4029, 4108, 4152, 4498, 5304, 5372, 5882, 6162, 6747, 8058, 8216, 8823, 8996, 10744, 11764, 12324, 13494, 13667, 16116, 17459, 17646, 17992, 23528, 24648, 26988, 27334, 32232, 34918, 35292, 38233, 41001, 52377, 53976, 54668, 69836, 70584, 76466, 82002, 104754, 109336, 114699, 139672, 152932, 164004, 177671, 209508, 229398, 232339, 305864, 328008, 355342, 419016, 458796, 464678, 533013, 697017, 710684, 917592, 929356, 1066026, 1394034, 1421368, 1858712, 2132052, 2788068, 3020407, 4264104, 5576136, 6040814, 9061221, 12081628, 18122442, 24163256, 36244884, 72489768]

約数ペア:

[(1, 72489768), (2, 36244884), (3, 24163256), (4, 18122442), (6, 12081628), (8, 9061221), (12, 6040814), (13, 5576136), (17, 4264104), (24, 3020407), (26, 2788068), (34, 2132052), (39, 1858712), (51, 1421368), (52, 1394034), (68, 1066026), (78, 929356), (79, 917592), (102, 710684), (104, 697017), (136, 533013), (156, 464678), (158, 458796), (173, 419016), (204, 355342), (221, 328008), (237, 305864), (312, 232339), (316, 229398), (346, 209508), (408, 177671), (442, 164004), (474, 152932), (519, 139672), (632, 114699), (663, 109336), (692, 104754), (884, 82002), (948, 76466), (1027, 70584), (1038, 69836), (1326, 54668), (1343, 53976), (1384, 52377), (1768, 41001), (1896, 38233), (2054, 35292), (2076, 34918), (2249, 32232), (2652, 27334), (2686, 26988), (2941, 24648), (3081, 23528), (4029, 17992), (4108, 17646), (4152, 17459), (4498, 16116), (5304, 13667), (5372, 13494), (5882, 12324), (6162, 11764), (6747, 10744), (8058, 8996), (8216, 8823)]