81148800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 192

約数和(自身を含む): 273196800

約数和(自身を除く): 192048000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 79, 80, 96, 100, 107, 120, 128, 150, 158, 160, 192, 200, 214, 237, 240, 300, 316, 320, 321, 384, 395, 400, 428, 474, 480, 535, 600, 632, 640, 642, 790, 800, 856, 948, 960, 1070, 1185, 1200, 1264, 1284, 1580, 1600, 1605, 1712, 1896, 1920, 1975, 2140, 2370, 2400, 2528, 2568, 2675, 3160, 3200, 3210, 3424, 3792, 3950, 4280, 4740, 4800, 5056, 5136, 5350, 5925, 6320, 6420, 6848, 7584, 7900, 8025, 8453, 8560, 9480, 9600, 10112, 10272, 10700, 11850, 12640, 12840, 13696, 15168, 15800, 16050, 16906, 17120, 18960, 20544, 21400, 23700, 25280, 25359, 25680, 30336, 31600, 32100, 33812, 34240, 37920, 41088, 42265, 42800, 47400, 50560, 50718, 51360, 63200, 64200, 67624, 68480, 75840, 84530, 85600, 94800, 101436, 102720, 126400, 126795, 128400, 135248, 151680, 169060, 171200, 189600, 202872, 205440, 211325, 252800, 253590, 256800, 270496, 338120, 342400, 379200, 405744, 422650, 507180, 513600, 540992, 633975, 676240, 758400, 811488, 845300, 1014360, 1027200, 1081984, 1267950, 1352480, 1622976, 1690600, 2028720, 2535900, 2704960, 3245952, 3381200, 4057440, 5071800, 5409920, 6762400, 8114880, 10143600, 13524800, 16229760, 20287200, 27049600, 40574400, 81148800]

約数ペア:

[(1, 81148800), (2, 40574400), (3, 27049600), (4, 20287200), (5, 16229760), (6, 13524800), (8, 10143600), (10, 8114880), (12, 6762400), (15, 5409920), (16, 5071800), (20, 4057440), (24, 3381200), (25, 3245952), (30, 2704960), (32, 2535900), (40, 2028720), (48, 1690600), (50, 1622976), (60, 1352480), (64, 1267950), (75, 1081984), (79, 1027200), (80, 1014360), (96, 845300), (100, 811488), (107, 758400), (120, 676240), (128, 633975), (150, 540992), (158, 513600), (160, 507180), (192, 422650), (200, 405744), (214, 379200), (237, 342400), (240, 338120), (300, 270496), (316, 256800), (320, 253590), (321, 252800), (384, 211325), (395, 205440), (400, 202872), (428, 189600), (474, 171200), (480, 169060), (535, 151680), (600, 135248), (632, 128400), (640, 126795), (642, 126400), (790, 102720), (800, 101436), (856, 94800), (948, 85600), (960, 84530), (1070, 75840), (1185, 68480), (1200, 67624), (1264, 64200), (1284, 63200), (1580, 51360), (1600, 50718), (1605, 50560), (1712, 47400), (1896, 42800), (1920, 42265), (1975, 41088), (2140, 37920), (2370, 34240), (2400, 33812), (2528, 32100), (2568, 31600), (2675, 30336), (3160, 25680), (3200, 25359), (3210, 25280), (3424, 23700), (3792, 21400), (3950, 20544), (4280, 18960), (4740, 17120), (4800, 16906), (5056, 16050), (5136, 15800), (5350, 15168), (5925, 13696), (6320, 12840), (6420, 12640), (6848, 11850), (7584, 10700), (7900, 10272), (8025, 10112), (8453, 9600), (8560, 9480)]