664581120

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^2\times {\mathrm{883}}^1$

素因数の和:925

約数の個数: 264

約数和(自身を含む): 2475461664

約数和(自身を除く): 1810880544

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, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 560, 588, 640, 672, 735, 768, 784, 840, 883, 896, 960, 980, 1024, 1120, 1176, 1280, 1344, 1470, 1536, 1568, 1680, 1766, 1792, 1920, 1960, 2240, 2352, 2560, 2649, 2688, 2940, 3072, 3136, 3360, 3532, 3584, 3840, 3920, 4415, 4480, 4704, 5120, 5298, 5376, 5880, 6181, 6272, 6720, 7064, 7168, 7680, 7840, 8830, 8960, 9408, 10596, 10752, 11760, 12362, 12544, 13245, 13440, 14128, 15360, 15680, 17660, 17920, 18543, 18816, 21192, 21504, 23520, 24724, 25088, 26490, 26880, 28256, 30905, 31360, 35320, 35840, 37086, 37632, 42384, 43267, 47040, 49448, 50176, 52980, 53760, 56512, 61810, 62720, 70640, 74172, 75264, 84768, 86534, 92715, 94080, 98896, 105960, 107520, 113024, 123620, 125440, 129801, 141280, 148344, 150528, 169536, 173068, 185430, 188160, 197792, 211920, 216335, 226048, 247240, 250880, 259602, 282560, 296688, 339072, 346136, 370860, 376320, 395584, 423840, 432670, 452096, 494480, 519204, 565120, 593376, 649005, 678144, 692272, 741720, 752640, 791168, 847680, 865340, 904192, 988960, 1038408, 1130240, 1186752, 1298010, 1356288, 1384544, 1483440, 1582336, 1695360, 1730680, 1977920, 2076816, 2260480, 2373504, 2596020, 2712576, 2769088, 2966880, 3164672, 3390720, 3461360, 3955840, 4153632, 4520960, 4747008, 5192040, 5538176, 5933760, 6329344, 6781440, 6922720, 7911680, 8307264, 9494016, 10384080, 11076352, 11867520, 13562880, 13845440, 15823360, 16614528, 18988032, 20768160, 22152704, 23735040, 27690880, 31646720, 33229056, 41536320, 44305408, 47470080, 55381760, 66458112, 83072640, 94940160, 110763520, 132916224, 166145280, 221527040, 332290560, 664581120]

約数ペア:

[(1, 664581120), (2, 332290560), (3, 221527040), (4, 166145280), (5, 132916224), (6, 110763520), (7, 94940160), (8, 83072640), (10, 66458112), (12, 55381760), (14, 47470080), (15, 44305408), (16, 41536320), (20, 33229056), (21, 31646720), (24, 27690880), (28, 23735040), (30, 22152704), (32, 20768160), (35, 18988032), (40, 16614528), (42, 15823360), (48, 13845440), (49, 13562880), (56, 11867520), (60, 11076352), (64, 10384080), (70, 9494016), (80, 8307264), (84, 7911680), (96, 6922720), (98, 6781440), (105, 6329344), (112, 5933760), (120, 5538176), (128, 5192040), (140, 4747008), (147, 4520960), (160, 4153632), (168, 3955840), (192, 3461360), (196, 3390720), (210, 3164672), (224, 2966880), (240, 2769088), (245, 2712576), (256, 2596020), (280, 2373504), (294, 2260480), (320, 2076816), (336, 1977920), (384, 1730680), (392, 1695360), (420, 1582336), (448, 1483440), (480, 1384544), (490, 1356288), (512, 1298010), (560, 1186752), (588, 1130240), (640, 1038408), (672, 988960), (735, 904192), (768, 865340), (784, 847680), (840, 791168), (883, 752640), (896, 741720), (960, 692272), (980, 678144), (1024, 649005), (1120, 593376), (1176, 565120), (1280, 519204), (1344, 494480), (1470, 452096), (1536, 432670), (1568, 423840), (1680, 395584), (1766, 376320), (1792, 370860), (1920, 346136), (1960, 339072), (2240, 296688), (2352, 282560), (2560, 259602), (2649, 250880), (2688, 247240), (2940, 226048), (3072, 216335), (3136, 211920), (3360, 197792), (3532, 188160), (3584, 185430), (3840, 173068), (3920, 169536), (4415, 150528), (4480, 148344), (4704, 141280), (5120, 129801), (5298, 125440), (5376, 123620), (5880, 113024), (6181, 107520), (6272, 105960), (6720, 98896), (7064, 94080), (7168, 92715), (7680, 86534), (7840, 84768), (8830, 75264), (8960, 74172), (9408, 70640), (10596, 62720), (10752, 61810), (11760, 56512), (12362, 53760), (12544, 52980), (13245, 50176), (13440, 49448), (14128, 47040), (15360, 43267), (15680, 42384), (17660, 37632), (17920, 37086), (18543, 35840), (18816, 35320), (21192, 31360), (21504, 30905), (23520, 28256), (24724, 26880), (25088, 26490)]