420080640

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{3907}}^1$

素因数の和:3942

約数の個数: 176

約数和(自身を含む): 1535937792

約数和(自身を除く): 1115857152

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, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3072, 3360, 3584, 3840, 3907, 4480, 5120, 5376, 6720, 7168, 7680, 7814, 8960, 10752, 11721, 13440, 15360, 15628, 17920, 19535, 21504, 23442, 26880, 27349, 31256, 35840, 39070, 46884, 53760, 54698, 58605, 62512, 78140, 82047, 93768, 107520, 109396, 117210, 125024, 136745, 156280, 164094, 187536, 218792, 234420, 250048, 273490, 312560, 328188, 375072, 410235, 437584, 468840, 500096, 546980, 625120, 656376, 750144, 820470, 875168, 937680, 1000192, 1093960, 1250240, 1312752, 1500288, 1640940, 1750336, 1875360, 2000384, 2187920, 2500480, 2625504, 3000576, 3281880, 3500672, 3750720, 4000768, 4375840, 5000960, 5251008, 6001152, 6563760, 7001344, 7501440, 8751680, 10001920, 10502016, 12002304, 13127520, 14002688, 15002880, 17503360, 20003840, 21004032, 26255040, 28005376, 30005760, 35006720, 42008064, 52510080, 60011520, 70013440, 84016128, 105020160, 140026880, 210040320, 420080640]

約数ペア:

[(1, 420080640), (2, 210040320), (3, 140026880), (4, 105020160), (5, 84016128), (6, 70013440), (7, 60011520), (8, 52510080), (10, 42008064), (12, 35006720), (14, 30005760), (15, 28005376), (16, 26255040), (20, 21004032), (21, 20003840), (24, 17503360), (28, 15002880), (30, 14002688), (32, 13127520), (35, 12002304), (40, 10502016), (42, 10001920), (48, 8751680), (56, 7501440), (60, 7001344), (64, 6563760), (70, 6001152), (80, 5251008), (84, 5000960), (96, 4375840), (105, 4000768), (112, 3750720), (120, 3500672), (128, 3281880), (140, 3000576), (160, 2625504), (168, 2500480), (192, 2187920), (210, 2000384), (224, 1875360), (240, 1750336), (256, 1640940), (280, 1500288), (320, 1312752), (336, 1250240), (384, 1093960), (420, 1000192), (448, 937680), (480, 875168), (512, 820470), (560, 750144), (640, 656376), (672, 625120), (768, 546980), (840, 500096), (896, 468840), (960, 437584), (1024, 410235), (1120, 375072), (1280, 328188), (1344, 312560), (1536, 273490), (1680, 250048), (1792, 234420), (1920, 218792), (2240, 187536), (2560, 164094), (2688, 156280), (3072, 136745), (3360, 125024), (3584, 117210), (3840, 109396), (3907, 107520), (4480, 93768), (5120, 82047), (5376, 78140), (6720, 62512), (7168, 58605), (7680, 54698), (7814, 53760), (8960, 46884), (10752, 39070), (11721, 35840), (13440, 31256), (15360, 27349), (15628, 26880), (17920, 23442), (19535, 21504)]