77808640

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:212

約数の個数: 176

約数和(自身を含む): 231098112

約数和(自身を除く): 153289472

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 167, 182, 208, 224, 256, 260, 280, 320, 334, 364, 416, 448, 455, 512, 520, 560, 640, 668, 728, 832, 835, 896, 910, 1024, 1040, 1120, 1169, 1280, 1336, 1456, 1664, 1670, 1792, 1820, 2080, 2171, 2240, 2338, 2560, 2672, 2912, 3328, 3340, 3584, 3640, 4160, 4342, 4480, 4676, 5120, 5344, 5824, 5845, 6656, 6680, 7168, 7280, 8320, 8684, 8960, 9352, 10688, 10855, 11648, 11690, 13312, 13360, 14560, 15197, 16640, 17368, 17920, 18704, 21376, 21710, 23296, 23380, 26720, 29120, 30394, 33280, 34736, 35840, 37408, 42752, 43420, 46592, 46760, 53440, 58240, 60788, 66560, 69472, 74816, 75985, 85504, 86840, 93184, 93520, 106880, 116480, 121576, 138944, 149632, 151970, 171008, 173680, 187040, 213760, 232960, 243152, 277888, 299264, 303940, 347360, 374080, 427520, 465920, 486304, 555776, 598528, 607880, 694720, 748160, 855040, 972608, 1111552, 1197056, 1215760, 1389440, 1496320, 1945216, 2223104, 2431520, 2778880, 2992640, 3890432, 4863040, 5557760, 5985280, 7780864, 9726080, 11115520, 15561728, 19452160, 38904320, 77808640]

約数ペア:

[(1, 77808640), (2, 38904320), (4, 19452160), (5, 15561728), (7, 11115520), (8, 9726080), (10, 7780864), (13, 5985280), (14, 5557760), (16, 4863040), (20, 3890432), (26, 2992640), (28, 2778880), (32, 2431520), (35, 2223104), (40, 1945216), (52, 1496320), (56, 1389440), (64, 1215760), (65, 1197056), (70, 1111552), (80, 972608), (91, 855040), (104, 748160), (112, 694720), (128, 607880), (130, 598528), (140, 555776), (160, 486304), (167, 465920), (182, 427520), (208, 374080), (224, 347360), (256, 303940), (260, 299264), (280, 277888), (320, 243152), (334, 232960), (364, 213760), (416, 187040), (448, 173680), (455, 171008), (512, 151970), (520, 149632), (560, 138944), (640, 121576), (668, 116480), (728, 106880), (832, 93520), (835, 93184), (896, 86840), (910, 85504), (1024, 75985), (1040, 74816), (1120, 69472), (1169, 66560), (1280, 60788), (1336, 58240), (1456, 53440), (1664, 46760), (1670, 46592), (1792, 43420), (1820, 42752), (2080, 37408), (2171, 35840), (2240, 34736), (2338, 33280), (2560, 30394), (2672, 29120), (2912, 26720), (3328, 23380), (3340, 23296), (3584, 21710), (3640, 21376), (4160, 18704), (4342, 17920), (4480, 17368), (4676, 16640), (5120, 15197), (5344, 14560), (5824, 13360), (5845, 13312), (6656, 11690), (6680, 11648), (7168, 10855), (7280, 10688), (8320, 9352), (8684, 8960)]