72577960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 203857920

約数和(自身を除く): 131279960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 127, 130, 140, 157, 182, 254, 260, 280, 314, 364, 455, 508, 520, 628, 635, 728, 785, 889, 910, 1016, 1099, 1256, 1270, 1570, 1651, 1778, 1820, 2041, 2198, 2540, 3140, 3302, 3556, 3640, 4082, 4396, 4445, 5080, 5495, 6280, 6604, 7112, 8164, 8255, 8792, 8890, 10205, 10990, 11557, 13208, 14287, 16328, 16510, 17780, 19939, 20410, 21980, 23114, 28574, 33020, 35560, 39878, 40820, 43960, 46228, 57148, 57785, 66040, 71435, 79756, 81640, 92456, 99695, 114296, 115570, 139573, 142870, 159512, 199390, 231140, 259207, 279146, 285740, 398780, 462280, 518414, 558292, 571480, 697865, 797560, 1036828, 1116584, 1296035, 1395730, 1814449, 2073656, 2592070, 2791460, 3628898, 5184140, 5582920, 7257796, 9072245, 10368280, 14515592, 18144490, 36288980, 72577960]

約数ペア:

[(1, 72577960), (2, 36288980), (4, 18144490), (5, 14515592), (7, 10368280), (8, 9072245), (10, 7257796), (13, 5582920), (14, 5184140), (20, 3628898), (26, 2791460), (28, 2592070), (35, 2073656), (40, 1814449), (52, 1395730), (56, 1296035), (65, 1116584), (70, 1036828), (91, 797560), (104, 697865), (127, 571480), (130, 558292), (140, 518414), (157, 462280), (182, 398780), (254, 285740), (260, 279146), (280, 259207), (314, 231140), (364, 199390), (455, 159512), (508, 142870), (520, 139573), (628, 115570), (635, 114296), (728, 99695), (785, 92456), (889, 81640), (910, 79756), (1016, 71435), (1099, 66040), (1256, 57785), (1270, 57148), (1570, 46228), (1651, 43960), (1778, 40820), (1820, 39878), (2041, 35560), (2198, 33020), (2540, 28574), (3140, 23114), (3302, 21980), (3556, 20410), (3640, 19939), (4082, 17780), (4396, 16510), (4445, 16328), (5080, 14287), (5495, 13208), (6280, 11557), (6604, 10990), (7112, 10205), (8164, 8890), (8255, 8792)]