64845480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:296

約数の個数: 256

約数和(自身を含む): 248832000

約数和(自身を除く): 183986520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 19, 20, 21, 24, 28, 30, 34, 35, 38, 40, 42, 51, 56, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 120, 133, 136, 140, 152, 168, 170, 190, 204, 210, 228, 238, 239, 255, 266, 280, 285, 323, 340, 357, 380, 399, 408, 420, 456, 476, 478, 510, 532, 570, 595, 646, 665, 680, 714, 717, 760, 798, 840, 952, 956, 969, 1020, 1064, 1140, 1190, 1195, 1292, 1330, 1428, 1434, 1596, 1615, 1673, 1785, 1912, 1938, 1995, 2040, 2261, 2280, 2380, 2390, 2584, 2660, 2856, 2868, 3192, 3230, 3346, 3570, 3585, 3876, 3990, 4063, 4522, 4541, 4760, 4780, 4845, 5019, 5320, 5736, 6460, 6692, 6783, 7140, 7170, 7752, 7980, 8126, 8365, 9044, 9082, 9560, 9690, 10038, 11305, 12189, 12920, 13384, 13566, 13623, 14280, 14340, 15960, 16252, 16730, 18088, 18164, 19380, 20076, 20315, 22610, 22705, 24378, 25095, 27132, 27246, 28441, 28680, 31787, 32504, 33460, 33915, 36328, 38760, 40152, 40630, 45220, 45410, 48756, 50190, 54264, 54492, 56882, 60945, 63574, 66920, 67830, 68115, 77197, 81260, 85323, 90440, 90820, 95361, 97512, 100380, 108984, 113764, 121890, 127148, 135660, 136230, 142205, 154394, 158935, 162520, 170646, 181640, 190722, 200760, 227528, 231591, 243780, 254296, 271320, 272460, 284410, 308788, 317870, 341292, 381444, 385985, 426615, 463182, 476805, 487560, 540379, 544920, 568820, 617576, 635740, 682584, 762888, 771970, 853230, 926364, 953610, 1080758, 1137640, 1157955, 1271480, 1543940, 1621137, 1706460, 1852728, 1907220, 2161516, 2315910, 2701895, 3087880, 3242274, 3412920, 3814440, 4323032, 4631820, 5403790, 6484548, 8105685, 9263640, 10807580, 12969096, 16211370, 21615160, 32422740, 64845480]

約数ペア:

[(1, 64845480), (2, 32422740), (3, 21615160), (4, 16211370), (5, 12969096), (6, 10807580), (7, 9263640), (8, 8105685), (10, 6484548), (12, 5403790), (14, 4631820), (15, 4323032), (17, 3814440), (19, 3412920), (20, 3242274), (21, 3087880), (24, 2701895), (28, 2315910), (30, 2161516), (34, 1907220), (35, 1852728), (38, 1706460), (40, 1621137), (42, 1543940), (51, 1271480), (56, 1157955), (57, 1137640), (60, 1080758), (68, 953610), (70, 926364), (76, 853230), (84, 771970), (85, 762888), (95, 682584), (102, 635740), (105, 617576), (114, 568820), (119, 544920), (120, 540379), (133, 487560), (136, 476805), (140, 463182), (152, 426615), (168, 385985), (170, 381444), (190, 341292), (204, 317870), (210, 308788), (228, 284410), (238, 272460), (239, 271320), (255, 254296), (266, 243780), (280, 231591), (285, 227528), (323, 200760), (340, 190722), (357, 181640), (380, 170646), (399, 162520), (408, 158935), (420, 154394), (456, 142205), (476, 136230), (478, 135660), (510, 127148), (532, 121890), (570, 113764), (595, 108984), (646, 100380), (665, 97512), (680, 95361), (714, 90820), (717, 90440), (760, 85323), (798, 81260), (840, 77197), (952, 68115), (956, 67830), (969, 66920), (1020, 63574), (1064, 60945), (1140, 56882), (1190, 54492), (1195, 54264), (1292, 50190), (1330, 48756), (1428, 45410), (1434, 45220), (1596, 40630), (1615, 40152), (1673, 38760), (1785, 36328), (1912, 33915), (1938, 33460), (1995, 32504), (2040, 31787), (2261, 28680), (2280, 28441), (2380, 27246), (2390, 27132), (2584, 25095), (2660, 24378), (2856, 22705), (2868, 22610), (3192, 20315), (3230, 20076), (3346, 19380), (3570, 18164), (3585, 18088), (3876, 16730), (3990, 16252), (4063, 15960), (4522, 14340), (4541, 14280), (4760, 13623), (4780, 13566), (4845, 13384), (5019, 12920), (5320, 12189), (5736, 11305), (6460, 10038), (6692, 9690), (6783, 9560), (7140, 9082), (7170, 9044), (7752, 8365), (7980, 8126)]