256259040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 192

約数和(自身を含む): 849429504

約数和(自身を除く): 593170464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 47, 48, 60, 74, 80, 94, 96, 111, 120, 141, 148, 160, 185, 188, 222, 235, 240, 282, 296, 307, 370, 376, 444, 470, 480, 555, 564, 592, 614, 705, 740, 752, 888, 921, 940, 1110, 1128, 1184, 1228, 1410, 1480, 1504, 1535, 1739, 1776, 1842, 1880, 2220, 2256, 2456, 2820, 2960, 3070, 3478, 3552, 3684, 3760, 4440, 4512, 4605, 4912, 5217, 5640, 5920, 6140, 6956, 7368, 7520, 8695, 8880, 9210, 9824, 10434, 11280, 11359, 12280, 13912, 14429, 14736, 17390, 17760, 18420, 20868, 22560, 22718, 24560, 26085, 27824, 28858, 29472, 34077, 34780, 36840, 41736, 43287, 45436, 49120, 52170, 55648, 56795, 57716, 68154, 69560, 72145, 73680, 83472, 86574, 90872, 104340, 113590, 115432, 136308, 139120, 144290, 147360, 166944, 170385, 173148, 181744, 208680, 216435, 227180, 230864, 272616, 278240, 288580, 340770, 346296, 363488, 417360, 432870, 454360, 461728, 533873, 545232, 577160, 681540, 692592, 834720, 865740, 908720, 1067746, 1090464, 1154320, 1363080, 1385184, 1601619, 1731480, 1817440, 2135492, 2308640, 2669365, 2726160, 3203238, 3462960, 4270984, 5338730, 5452320, 6406476, 6925920, 8008095, 8541968, 10677460, 12812952, 16016190, 17083936, 21354920, 25625904, 32032380, 42709840, 51251808, 64064760, 85419680, 128129520, 256259040]

約数ペア:

[(1, 256259040), (2, 128129520), (3, 85419680), (4, 64064760), (5, 51251808), (6, 42709840), (8, 32032380), (10, 25625904), (12, 21354920), (15, 17083936), (16, 16016190), (20, 12812952), (24, 10677460), (30, 8541968), (32, 8008095), (37, 6925920), (40, 6406476), (47, 5452320), (48, 5338730), (60, 4270984), (74, 3462960), (80, 3203238), (94, 2726160), (96, 2669365), (111, 2308640), (120, 2135492), (141, 1817440), (148, 1731480), (160, 1601619), (185, 1385184), (188, 1363080), (222, 1154320), (235, 1090464), (240, 1067746), (282, 908720), (296, 865740), (307, 834720), (370, 692592), (376, 681540), (444, 577160), (470, 545232), (480, 533873), (555, 461728), (564, 454360), (592, 432870), (614, 417360), (705, 363488), (740, 346296), (752, 340770), (888, 288580), (921, 278240), (940, 272616), (1110, 230864), (1128, 227180), (1184, 216435), (1228, 208680), (1410, 181744), (1480, 173148), (1504, 170385), (1535, 166944), (1739, 147360), (1776, 144290), (1842, 139120), (1880, 136308), (2220, 115432), (2256, 113590), (2456, 104340), (2820, 90872), (2960, 86574), (3070, 83472), (3478, 73680), (3552, 72145), (3684, 69560), (3760, 68154), (4440, 57716), (4512, 56795), (4605, 55648), (4912, 52170), (5217, 49120), (5640, 45436), (5920, 43287), (6140, 41736), (6956, 36840), (7368, 34780), (7520, 34077), (8695, 29472), (8880, 28858), (9210, 27824), (9824, 26085), (10434, 24560), (11280, 22718), (11359, 22560), (12280, 20868), (13912, 18420), (14429, 17760), (14736, 17390)]