155976800

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 216

約数和(自身を含む): 464876496

約数和(自身を除く): 308899696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 49, 50, 56, 70, 80, 92, 98, 100, 112, 115, 140, 160, 161, 173, 175, 184, 196, 200, 224, 230, 245, 280, 322, 346, 350, 368, 392, 400, 460, 490, 560, 575, 644, 692, 700, 736, 784, 800, 805, 865, 920, 980, 1120, 1127, 1150, 1211, 1225, 1288, 1384, 1400, 1568, 1610, 1730, 1840, 1960, 2254, 2300, 2422, 2450, 2576, 2768, 2800, 3220, 3460, 3680, 3920, 3979, 4025, 4325, 4508, 4600, 4844, 4900, 5152, 5536, 5600, 5635, 6055, 6440, 6920, 7840, 7958, 8050, 8477, 8650, 9016, 9200, 9688, 9800, 11270, 12110, 12880, 13840, 15916, 16100, 16954, 17300, 18032, 18400, 19376, 19600, 19895, 22540, 24220, 25760, 27680, 27853, 28175, 30275, 31832, 32200, 33908, 34600, 36064, 38752, 39200, 39790, 42385, 45080, 48440, 55706, 56350, 60550, 63664, 64400, 67816, 69200, 79580, 84770, 90160, 96880, 99475, 111412, 112700, 121100, 127328, 128800, 135632, 138400, 139265, 159160, 169540, 180320, 193760, 194971, 198950, 211925, 222824, 225400, 242200, 271264, 278530, 318320, 339080, 389942, 397900, 423850, 445648, 450800, 484400, 557060, 636640, 678160, 696325, 779884, 795800, 847700, 891296, 901600, 968800, 974855, 1114120, 1356320, 1392650, 1559768, 1591600, 1695400, 1949710, 2228240, 2785300, 3119536, 3183200, 3390800, 3899420, 4456480, 4874275, 5570600, 6239072, 6781600, 7798840, 9748550, 11141200, 15597680, 19497100, 22282400, 31195360, 38994200, 77988400, 155976800]

約数ペア:

[(1, 155976800), (2, 77988400), (4, 38994200), (5, 31195360), (7, 22282400), (8, 19497100), (10, 15597680), (14, 11141200), (16, 9748550), (20, 7798840), (23, 6781600), (25, 6239072), (28, 5570600), (32, 4874275), (35, 4456480), (40, 3899420), (46, 3390800), (49, 3183200), (50, 3119536), (56, 2785300), (70, 2228240), (80, 1949710), (92, 1695400), (98, 1591600), (100, 1559768), (112, 1392650), (115, 1356320), (140, 1114120), (160, 974855), (161, 968800), (173, 901600), (175, 891296), (184, 847700), (196, 795800), (200, 779884), (224, 696325), (230, 678160), (245, 636640), (280, 557060), (322, 484400), (346, 450800), (350, 445648), (368, 423850), (392, 397900), (400, 389942), (460, 339080), (490, 318320), (560, 278530), (575, 271264), (644, 242200), (692, 225400), (700, 222824), (736, 211925), (784, 198950), (800, 194971), (805, 193760), (865, 180320), (920, 169540), (980, 159160), (1120, 139265), (1127, 138400), (1150, 135632), (1211, 128800), (1225, 127328), (1288, 121100), (1384, 112700), (1400, 111412), (1568, 99475), (1610, 96880), (1730, 90160), (1840, 84770), (1960, 79580), (2254, 69200), (2300, 67816), (2422, 64400), (2450, 63664), (2576, 60550), (2768, 56350), (2800, 55706), (3220, 48440), (3460, 45080), (3680, 42385), (3920, 39790), (3979, 39200), (4025, 38752), (4325, 36064), (4508, 34600), (4600, 33908), (4844, 32200), (4900, 31832), (5152, 30275), (5536, 28175), (5600, 27853), (5635, 27680), (6055, 25760), (6440, 24220), (6920, 22540), (7840, 19895), (7958, 19600), (8050, 19376), (8477, 18400), (8650, 18032), (9016, 17300), (9200, 16954), (9688, 16100), (9800, 15916), (11270, 13840), (12110, 12880)]