668996640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2749}}^1$

素因数の和:2796

約数の個数: 216

約数和(自身を含む): 2472970500

約数和(自身を除く): 1803973860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 195, 208, 234, 240, 260, 288, 312, 338, 360, 390, 416, 468, 480, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1170, 1248, 1352, 1440, 1521, 1560, 1690, 1872, 2028, 2080, 2340, 2535, 2704, 2749, 3042, 3120, 3380, 3744, 4056, 4680, 5070, 5408, 5498, 6084, 6240, 6760, 7605, 8112, 8247, 9360, 10140, 10996, 12168, 13520, 13745, 15210, 16224, 16494, 18720, 20280, 21992, 24336, 24741, 27040, 27490, 30420, 32988, 35737, 40560, 41235, 43984, 48672, 49482, 54980, 60840, 65976, 71474, 81120, 82470, 87968, 98964, 107211, 109960, 121680, 123705, 131952, 142948, 164940, 178685, 197928, 214422, 219920, 243360, 247410, 263904, 285896, 321633, 329880, 357370, 395856, 428844, 439840, 464581, 494820, 536055, 571792, 643266, 659760, 714740, 791712, 857688, 929162, 989640, 1072110, 1143584, 1286532, 1319520, 1393743, 1429480, 1608165, 1715376, 1858324, 1979280, 2144220, 2322905, 2573064, 2787486, 2858960, 3216330, 3430752, 3716648, 3958560, 4181229, 4288440, 4645810, 5146128, 5574972, 5717920, 6432660, 6968715, 7433296, 8362458, 8576880, 9291620, 10292256, 11149944, 12865320, 13937430, 14866592, 16724916, 17153760, 18583240, 20906145, 22299888, 25730640, 27874860, 33449832, 37166480, 41812290, 44599776, 51461280, 55749720, 66899664, 74332960, 83624580, 111499440, 133799328, 167249160, 222998880, 334498320, 668996640]

約数ペア:

[(1, 668996640), (2, 334498320), (3, 222998880), (4, 167249160), (5, 133799328), (6, 111499440), (8, 83624580), (9, 74332960), (10, 66899664), (12, 55749720), (13, 51461280), (15, 44599776), (16, 41812290), (18, 37166480), (20, 33449832), (24, 27874860), (26, 25730640), (30, 22299888), (32, 20906145), (36, 18583240), (39, 17153760), (40, 16724916), (45, 14866592), (48, 13937430), (52, 12865320), (60, 11149944), (65, 10292256), (72, 9291620), (78, 8576880), (80, 8362458), (90, 7433296), (96, 6968715), (104, 6432660), (117, 5717920), (120, 5574972), (130, 5146128), (144, 4645810), (156, 4288440), (160, 4181229), (169, 3958560), (180, 3716648), (195, 3430752), (208, 3216330), (234, 2858960), (240, 2787486), (260, 2573064), (288, 2322905), (312, 2144220), (338, 1979280), (360, 1858324), (390, 1715376), (416, 1608165), (468, 1429480), (480, 1393743), (507, 1319520), (520, 1286532), (585, 1143584), (624, 1072110), (676, 989640), (720, 929162), (780, 857688), (845, 791712), (936, 714740), (1014, 659760), (1040, 643266), (1170, 571792), (1248, 536055), (1352, 494820), (1440, 464581), (1521, 439840), (1560, 428844), (1690, 395856), (1872, 357370), (2028, 329880), (2080, 321633), (2340, 285896), (2535, 263904), (2704, 247410), (2749, 243360), (3042, 219920), (3120, 214422), (3380, 197928), (3744, 178685), (4056, 164940), (4680, 142948), (5070, 131952), (5408, 123705), (5498, 121680), (6084, 109960), (6240, 107211), (6760, 98964), (7605, 87968), (8112, 82470), (8247, 81120), (9360, 71474), (10140, 65976), (10996, 60840), (12168, 54980), (13520, 49482), (13745, 48672), (15210, 43984), (16224, 41235), (16494, 40560), (18720, 35737), (20280, 32988), (21992, 30420), (24336, 27490), (24741, 27040)]