670821480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1113

約数の個数: 256

約数和(自身を含む): 2586816000

約数和(自身を除く): 1915994520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 89, 90, 105, 108, 120, 126, 135, 140, 168, 178, 180, 189, 210, 216, 252, 267, 270, 280, 315, 356, 360, 378, 420, 445, 504, 534, 540, 623, 630, 712, 756, 801, 840, 890, 945, 997, 1068, 1080, 1246, 1260, 1335, 1512, 1602, 1780, 1869, 1890, 1994, 2136, 2403, 2492, 2520, 2670, 2991, 3115, 3204, 3560, 3738, 3780, 3988, 4005, 4806, 4984, 4985, 5340, 5607, 5982, 6230, 6408, 6979, 7476, 7560, 7976, 8010, 8973, 9345, 9612, 9970, 10680, 11214, 11964, 12015, 12460, 13958, 14952, 14955, 16020, 16821, 17946, 18690, 19224, 19940, 20937, 22428, 23928, 24030, 24920, 26919, 27916, 28035, 29910, 32040, 33642, 34895, 35892, 37380, 39880, 41874, 44856, 44865, 48060, 53838, 55832, 56070, 59820, 62811, 67284, 69790, 71784, 74760, 83748, 84105, 88733, 89730, 96120, 104685, 107676, 112140, 119640, 125622, 134568, 134595, 139580, 167496, 168210, 177466, 179460, 188433, 209370, 215352, 224280, 251244, 266199, 269190, 279160, 314055, 336420, 354932, 358920, 376866, 418740, 443665, 502488, 532398, 538380, 621131, 628110, 672840, 709864, 753732, 798597, 837480, 887330, 942165, 1064796, 1076760, 1242262, 1256220, 1330995, 1507464, 1597194, 1774660, 1863393, 1884330, 2129592, 2395791, 2484524, 2512440, 2661990, 3105655, 3194388, 3549320, 3726786, 3768660, 3992985, 4791582, 4969048, 5323980, 5590179, 6211310, 6388776, 7453572, 7537320, 7985970, 9316965, 9583164, 10647960, 11180358, 11978955, 12422620, 14907144, 15971940, 16770537, 18633930, 19166328, 22360716, 23957910, 24845240, 27950895, 31943880, 33541074, 37267860, 44721432, 47915820, 55901790, 67082148, 74535720, 83852685, 95831640, 111803580, 134164296, 167705370, 223607160, 335410740, 670821480]

約数ペア:

[(1, 670821480), (2, 335410740), (3, 223607160), (4, 167705370), (5, 134164296), (6, 111803580), (7, 95831640), (8, 83852685), (9, 74535720), (10, 67082148), (12, 55901790), (14, 47915820), (15, 44721432), (18, 37267860), (20, 33541074), (21, 31943880), (24, 27950895), (27, 24845240), (28, 23957910), (30, 22360716), (35, 19166328), (36, 18633930), (40, 16770537), (42, 15971940), (45, 14907144), (54, 12422620), (56, 11978955), (60, 11180358), (63, 10647960), (70, 9583164), (72, 9316965), (84, 7985970), (89, 7537320), (90, 7453572), (105, 6388776), (108, 6211310), (120, 5590179), (126, 5323980), (135, 4969048), (140, 4791582), (168, 3992985), (178, 3768660), (180, 3726786), (189, 3549320), (210, 3194388), (216, 3105655), (252, 2661990), (267, 2512440), (270, 2484524), (280, 2395791), (315, 2129592), (356, 1884330), (360, 1863393), (378, 1774660), (420, 1597194), (445, 1507464), (504, 1330995), (534, 1256220), (540, 1242262), (623, 1076760), (630, 1064796), (712, 942165), (756, 887330), (801, 837480), (840, 798597), (890, 753732), (945, 709864), (997, 672840), (1068, 628110), (1080, 621131), (1246, 538380), (1260, 532398), (1335, 502488), (1512, 443665), (1602, 418740), (1780, 376866), (1869, 358920), (1890, 354932), (1994, 336420), (2136, 314055), (2403, 279160), (2492, 269190), (2520, 266199), (2670, 251244), (2991, 224280), (3115, 215352), (3204, 209370), (3560, 188433), (3738, 179460), (3780, 177466), (3988, 168210), (4005, 167496), (4806, 139580), (4984, 134595), (4985, 134568), (5340, 125622), (5607, 119640), (5982, 112140), (6230, 107676), (6408, 104685), (6979, 96120), (7476, 89730), (7560, 88733), (7976, 84105), (8010, 83748), (8973, 74760), (9345, 71784), (9612, 69790), (9970, 67284), (10680, 62811), (11214, 59820), (11964, 56070), (12015, 55832), (12460, 53838), (13958, 48060), (14952, 44865), (14955, 44856), (16020, 41874), (16821, 39880), (17946, 37380), (18690, 35892), (19224, 34895), (19940, 33642), (20937, 32040), (22428, 29910), (23928, 28035), (24030, 27916), (24920, 26919)]