164571680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 192

約数和(自身を含む): 487710720

約数和(自身を除く): 323139040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 89, 91, 104, 112, 127, 130, 140, 160, 178, 182, 208, 224, 254, 260, 280, 356, 364, 416, 445, 455, 508, 520, 560, 623, 635, 712, 728, 889, 890, 910, 1016, 1040, 1120, 1157, 1246, 1270, 1424, 1456, 1651, 1778, 1780, 1820, 2032, 2080, 2314, 2492, 2540, 2848, 2912, 3115, 3302, 3556, 3560, 3640, 4064, 4445, 4628, 4984, 5080, 5785, 6230, 6604, 7112, 7120, 7280, 8099, 8255, 8890, 9256, 9968, 10160, 11303, 11557, 11570, 12460, 13208, 14224, 14240, 14560, 16198, 16510, 17780, 18512, 19936, 20320, 22606, 23114, 23140, 24920, 26416, 28448, 32396, 33020, 35560, 37024, 40495, 45212, 46228, 46280, 49840, 52832, 56515, 57785, 64792, 66040, 71120, 79121, 80990, 90424, 92456, 92560, 99680, 113030, 115570, 129584, 132080, 142240, 146939, 158242, 161980, 180848, 184912, 185120, 226060, 231140, 259168, 264160, 293878, 316484, 323960, 361696, 369824, 395605, 452120, 462280, 587756, 632968, 647920, 734695, 791210, 904240, 924560, 1028573, 1175512, 1265936, 1295840, 1469390, 1582420, 1808480, 1849120, 2057146, 2351024, 2531872, 2938780, 3164840, 4114292, 4702048, 5142865, 5877560, 6329680, 8228584, 10285730, 11755120, 12659360, 16457168, 20571460, 23510240, 32914336, 41142920, 82285840, 164571680]

約数ペア:

[(1, 164571680), (2, 82285840), (4, 41142920), (5, 32914336), (7, 23510240), (8, 20571460), (10, 16457168), (13, 12659360), (14, 11755120), (16, 10285730), (20, 8228584), (26, 6329680), (28, 5877560), (32, 5142865), (35, 4702048), (40, 4114292), (52, 3164840), (56, 2938780), (65, 2531872), (70, 2351024), (80, 2057146), (89, 1849120), (91, 1808480), (104, 1582420), (112, 1469390), (127, 1295840), (130, 1265936), (140, 1175512), (160, 1028573), (178, 924560), (182, 904240), (208, 791210), (224, 734695), (254, 647920), (260, 632968), (280, 587756), (356, 462280), (364, 452120), (416, 395605), (445, 369824), (455, 361696), (508, 323960), (520, 316484), (560, 293878), (623, 264160), (635, 259168), (712, 231140), (728, 226060), (889, 185120), (890, 184912), (910, 180848), (1016, 161980), (1040, 158242), (1120, 146939), (1157, 142240), (1246, 132080), (1270, 129584), (1424, 115570), (1456, 113030), (1651, 99680), (1778, 92560), (1780, 92456), (1820, 90424), (2032, 80990), (2080, 79121), (2314, 71120), (2492, 66040), (2540, 64792), (2848, 57785), (2912, 56515), (3115, 52832), (3302, 49840), (3556, 46280), (3560, 46228), (3640, 45212), (4064, 40495), (4445, 37024), (4628, 35560), (4984, 33020), (5080, 32396), (5785, 28448), (6230, 26416), (6604, 24920), (7112, 23140), (7120, 23114), (7280, 22606), (8099, 20320), (8255, 19936), (8890, 18512), (9256, 17780), (9968, 16510), (10160, 16198), (11303, 14560), (11557, 14240), (11570, 14224), (12460, 13208)]