261004800

素因数分解:

$2^9\times 3^1\times 5^2\times 7^1\times {\mathrm{971}}^1$

素因数の和:1009

約数の個数: 240

約数和(自身を含む): 986401152

約数和(自身を除く): 725396352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 256, 280, 300, 320, 336, 350, 384, 400, 420, 448, 480, 512, 525, 560, 600, 640, 672, 700, 768, 800, 840, 896, 960, 971, 1050, 1120, 1200, 1280, 1344, 1400, 1536, 1600, 1680, 1792, 1920, 1942, 2100, 2240, 2400, 2560, 2688, 2800, 2913, 3200, 3360, 3584, 3840, 3884, 4200, 4480, 4800, 4855, 5376, 5600, 5826, 6400, 6720, 6797, 7680, 7768, 8400, 8960, 9600, 9710, 10752, 11200, 11652, 12800, 13440, 13594, 14565, 15536, 16800, 17920, 19200, 19420, 20391, 22400, 23304, 24275, 26880, 27188, 29130, 31072, 33600, 33985, 38400, 38840, 40782, 44800, 46608, 48550, 53760, 54376, 58260, 62144, 67200, 67970, 72825, 77680, 81564, 89600, 93216, 97100, 101955, 108752, 116520, 124288, 134400, 135940, 145650, 155360, 163128, 169925, 186432, 194200, 203910, 217504, 233040, 248576, 268800, 271880, 291300, 310720, 326256, 339850, 372864, 388400, 407820, 435008, 466080, 497152, 509775, 543760, 582600, 621440, 652512, 679700, 745728, 776800, 815640, 870016, 932160, 1019550, 1087520, 1165200, 1242880, 1305024, 1359400, 1491456, 1553600, 1631280, 1740032, 1864320, 2039100, 2175040, 2330400, 2485760, 2610048, 2718800, 3107200, 3262560, 3480064, 3728640, 4078200, 4350080, 4660800, 5220096, 5437600, 6214400, 6525120, 7457280, 8156400, 8700160, 9321600, 10440192, 10875200, 12428800, 13050240, 16312800, 17400320, 18643200, 21750400, 26100480, 32625600, 37286400, 43500800, 52200960, 65251200, 87001600, 130502400, 261004800]

約数ペア:

[(1, 261004800), (2, 130502400), (3, 87001600), (4, 65251200), (5, 52200960), (6, 43500800), (7, 37286400), (8, 32625600), (10, 26100480), (12, 21750400), (14, 18643200), (15, 17400320), (16, 16312800), (20, 13050240), (21, 12428800), (24, 10875200), (25, 10440192), (28, 9321600), (30, 8700160), (32, 8156400), (35, 7457280), (40, 6525120), (42, 6214400), (48, 5437600), (50, 5220096), (56, 4660800), (60, 4350080), (64, 4078200), (70, 3728640), (75, 3480064), (80, 3262560), (84, 3107200), (96, 2718800), (100, 2610048), (105, 2485760), (112, 2330400), (120, 2175040), (128, 2039100), (140, 1864320), (150, 1740032), (160, 1631280), (168, 1553600), (175, 1491456), (192, 1359400), (200, 1305024), (210, 1242880), (224, 1165200), (240, 1087520), (256, 1019550), (280, 932160), (300, 870016), (320, 815640), (336, 776800), (350, 745728), (384, 679700), (400, 652512), (420, 621440), (448, 582600), (480, 543760), (512, 509775), (525, 497152), (560, 466080), (600, 435008), (640, 407820), (672, 388400), (700, 372864), (768, 339850), (800, 326256), (840, 310720), (896, 291300), (960, 271880), (971, 268800), (1050, 248576), (1120, 233040), (1200, 217504), (1280, 203910), (1344, 194200), (1400, 186432), (1536, 169925), (1600, 163128), (1680, 155360), (1792, 145650), (1920, 135940), (1942, 134400), (2100, 124288), (2240, 116520), (2400, 108752), (2560, 101955), (2688, 97100), (2800, 93216), (2913, 89600), (3200, 81564), (3360, 77680), (3584, 72825), (3840, 67970), (3884, 67200), (4200, 62144), (4480, 58260), (4800, 54376), (4855, 53760), (5376, 48550), (5600, 46608), (5826, 44800), (6400, 40782), (6720, 38840), (6797, 38400), (7680, 33985), (7768, 33600), (8400, 31072), (8960, 29130), (9600, 27188), (9710, 26880), (10752, 24275), (11200, 23304), (11652, 22400), (12800, 20391), (13440, 19420), (13594, 19200), (14565, 17920), (15536, 16800)]