428547840

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 288

約数和(自身を含む): 1589414400

約数和(自身を除く): 1160866560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 107, 112, 120, 128, 140, 149, 160, 168, 192, 210, 214, 224, 240, 256, 280, 298, 320, 321, 336, 384, 420, 428, 447, 448, 480, 535, 560, 596, 640, 642, 672, 745, 749, 768, 840, 856, 894, 896, 960, 1043, 1070, 1120, 1192, 1280, 1284, 1344, 1490, 1498, 1605, 1680, 1712, 1788, 1792, 1920, 2086, 2140, 2235, 2240, 2247, 2384, 2568, 2688, 2980, 2996, 3129, 3210, 3360, 3424, 3576, 3745, 3840, 4172, 4280, 4470, 4480, 4494, 4768, 5136, 5215, 5376, 5960, 5992, 6258, 6420, 6720, 6848, 7152, 7490, 8344, 8560, 8940, 8960, 8988, 9536, 10272, 10430, 11235, 11920, 11984, 12516, 12840, 13440, 13696, 14304, 14980, 15645, 15943, 16688, 17120, 17880, 17976, 19072, 20544, 20860, 22470, 23840, 23968, 25032, 25680, 26880, 27392, 28608, 29960, 31290, 31886, 33376, 34240, 35760, 35952, 38144, 41088, 41720, 44940, 47680, 47829, 47936, 50064, 51360, 57216, 59920, 62580, 63772, 66752, 68480, 71520, 71904, 79715, 82176, 83440, 89880, 95360, 95658, 95872, 100128, 102720, 111601, 114432, 119840, 125160, 127544, 133504, 136960, 143040, 143808, 159430, 166880, 179760, 190720, 191316, 191744, 200256, 205440, 223202, 239145, 239680, 250320, 255088, 267008, 286080, 287616, 318860, 333760, 334803, 359520, 382632, 400512, 410880, 446404, 478290, 479360, 500640, 510176, 558005, 572160, 575232, 637720, 667520, 669606, 719040, 765264, 801024, 892808, 956580, 958720, 1001280, 1020352, 1116010, 1275440, 1335040, 1339212, 1438080, 1530528, 1674015, 1785616, 1913160, 2002560, 2040704, 2232020, 2550880, 2678424, 2876160, 3061056, 3348030, 3571232, 3826320, 4005120, 4081408, 4464040, 5101760, 5356848, 6122112, 6696060, 7142464, 7652640, 8928080, 10203520, 10713696, 12244224, 13392120, 14284928, 15305280, 17856160, 20407040, 21427392, 26784240, 28569856, 30610560, 35712320, 42854784, 53568480, 61221120, 71424640, 85709568, 107136960, 142849280, 214273920, 428547840]

約数ペア:

[(1, 428547840), (2, 214273920), (3, 142849280), (4, 107136960), (5, 85709568), (6, 71424640), (7, 61221120), (8, 53568480), (10, 42854784), (12, 35712320), (14, 30610560), (15, 28569856), (16, 26784240), (20, 21427392), (21, 20407040), (24, 17856160), (28, 15305280), (30, 14284928), (32, 13392120), (35, 12244224), (40, 10713696), (42, 10203520), (48, 8928080), (56, 7652640), (60, 7142464), (64, 6696060), (70, 6122112), (80, 5356848), (84, 5101760), (96, 4464040), (105, 4081408), (107, 4005120), (112, 3826320), (120, 3571232), (128, 3348030), (140, 3061056), (149, 2876160), (160, 2678424), (168, 2550880), (192, 2232020), (210, 2040704), (214, 2002560), (224, 1913160), (240, 1785616), (256, 1674015), (280, 1530528), (298, 1438080), (320, 1339212), (321, 1335040), (336, 1275440), (384, 1116010), (420, 1020352), (428, 1001280), (447, 958720), (448, 956580), (480, 892808), (535, 801024), (560, 765264), (596, 719040), (640, 669606), (642, 667520), (672, 637720), (745, 575232), (749, 572160), (768, 558005), (840, 510176), (856, 500640), (894, 479360), (896, 478290), (960, 446404), (1043, 410880), (1070, 400512), (1120, 382632), (1192, 359520), (1280, 334803), (1284, 333760), (1344, 318860), (1490, 287616), (1498, 286080), (1605, 267008), (1680, 255088), (1712, 250320), (1788, 239680), (1792, 239145), (1920, 223202), (2086, 205440), (2140, 200256), (2235, 191744), (2240, 191316), (2247, 190720), (2384, 179760), (2568, 166880), (2688, 159430), (2980, 143808), (2996, 143040), (3129, 136960), (3210, 133504), (3360, 127544), (3424, 125160), (3576, 119840), (3745, 114432), (3840, 111601), (4172, 102720), (4280, 100128), (4470, 95872), (4480, 95658), (4494, 95360), (4768, 89880), (5136, 83440), (5215, 82176), (5376, 79715), (5960, 71904), (5992, 71520), (6258, 68480), (6420, 66752), (6720, 63772), (6848, 62580), (7152, 59920), (7490, 57216), (8344, 51360), (8560, 50064), (8940, 47936), (8960, 47829), (8988, 47680), (9536, 44940), (10272, 41720), (10430, 41088), (11235, 38144), (11920, 35952), (11984, 35760), (12516, 34240), (12840, 33376), (13440, 31886), (13696, 31290), (14304, 29960), (14980, 28608), (15645, 27392), (15943, 26880), (16688, 25680), (17120, 25032), (17880, 23968), (17976, 23840), (19072, 22470), (20544, 20860)]