77478660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 279552000

約数和(自身を除く): 202073340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 103, 105, 108, 126, 135, 140, 180, 189, 199, 206, 210, 252, 270, 309, 315, 378, 398, 412, 420, 515, 540, 597, 618, 630, 721, 756, 796, 927, 945, 995, 1030, 1194, 1236, 1260, 1393, 1442, 1545, 1791, 1854, 1890, 1990, 2060, 2163, 2388, 2781, 2786, 2884, 2985, 3090, 3582, 3605, 3708, 3780, 3980, 4179, 4326, 4635, 5373, 5562, 5572, 5970, 6180, 6489, 6965, 7164, 7210, 8358, 8652, 8955, 9270, 10746, 10815, 11124, 11940, 12537, 12978, 13905, 13930, 14420, 16716, 17910, 18540, 19467, 20497, 20895, 21492, 21630, 25074, 25956, 26865, 27810, 27860, 32445, 35820, 37611, 38934, 40994, 41790, 43260, 50148, 53730, 55620, 61491, 62685, 64890, 75222, 77868, 81988, 83580, 97335, 102485, 107460, 122982, 125370, 129780, 143479, 150444, 184473, 188055, 194670, 204970, 245964, 250740, 286958, 307455, 368946, 376110, 389340, 409940, 430437, 553419, 573916, 614910, 717395, 737892, 752220, 860874, 922365, 1106838, 1229820, 1291311, 1434790, 1721748, 1844730, 2152185, 2213676, 2582622, 2767095, 2869580, 3689460, 3873933, 4304370, 5165244, 5534190, 6456555, 7747866, 8608740, 11068380, 12913110, 15495732, 19369665, 25826220, 38739330, 77478660]

約数ペア:

[(1, 77478660), (2, 38739330), (3, 25826220), (4, 19369665), (5, 15495732), (6, 12913110), (7, 11068380), (9, 8608740), (10, 7747866), (12, 6456555), (14, 5534190), (15, 5165244), (18, 4304370), (20, 3873933), (21, 3689460), (27, 2869580), (28, 2767095), (30, 2582622), (35, 2213676), (36, 2152185), (42, 1844730), (45, 1721748), (54, 1434790), (60, 1291311), (63, 1229820), (70, 1106838), (84, 922365), (90, 860874), (103, 752220), (105, 737892), (108, 717395), (126, 614910), (135, 573916), (140, 553419), (180, 430437), (189, 409940), (199, 389340), (206, 376110), (210, 368946), (252, 307455), (270, 286958), (309, 250740), (315, 245964), (378, 204970), (398, 194670), (412, 188055), (420, 184473), (515, 150444), (540, 143479), (597, 129780), (618, 125370), (630, 122982), (721, 107460), (756, 102485), (796, 97335), (927, 83580), (945, 81988), (995, 77868), (1030, 75222), (1194, 64890), (1236, 62685), (1260, 61491), (1393, 55620), (1442, 53730), (1545, 50148), (1791, 43260), (1854, 41790), (1890, 40994), (1990, 38934), (2060, 37611), (2163, 35820), (2388, 32445), (2781, 27860), (2786, 27810), (2884, 26865), (2985, 25956), (3090, 25074), (3582, 21630), (3605, 21492), (3708, 20895), (3780, 20497), (3980, 19467), (4179, 18540), (4326, 17910), (4635, 16716), (5373, 14420), (5562, 13930), (5572, 13905), (5970, 12978), (6180, 12537), (6489, 11940), (6965, 11124), (7164, 10815), (7210, 10746), (8358, 9270), (8652, 8955)]