79771440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:587

約数の個数: 160

約数和(自身を含む): 285981696

約数和(自身を除く): 206210256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 103, 105, 112, 120, 140, 168, 206, 210, 240, 280, 309, 336, 412, 420, 461, 515, 560, 618, 721, 824, 840, 922, 1030, 1236, 1383, 1442, 1545, 1648, 1680, 1844, 2060, 2163, 2305, 2472, 2766, 2884, 3090, 3227, 3605, 3688, 4120, 4326, 4610, 4944, 5532, 5768, 6180, 6454, 6915, 7210, 7376, 8240, 8652, 9220, 9681, 10815, 11064, 11536, 12360, 12908, 13830, 14420, 16135, 17304, 18440, 19362, 21630, 22128, 24720, 25816, 27660, 28840, 32270, 34608, 36880, 38724, 43260, 47483, 48405, 51632, 55320, 57680, 64540, 77448, 86520, 94966, 96810, 110640, 129080, 142449, 154896, 173040, 189932, 193620, 237415, 258160, 284898, 332381, 379864, 387240, 474830, 569796, 664762, 712245, 759728, 774480, 949660, 997143, 1139592, 1329524, 1424490, 1661905, 1899320, 1994286, 2279184, 2659048, 2848980, 3323810, 3798640, 3988572, 4985715, 5318096, 5697960, 6647620, 7977144, 9971430, 11395920, 13295240, 15954288, 19942860, 26590480, 39885720, 79771440]

約数ペア:

[(1, 79771440), (2, 39885720), (3, 26590480), (4, 19942860), (5, 15954288), (6, 13295240), (7, 11395920), (8, 9971430), (10, 7977144), (12, 6647620), (14, 5697960), (15, 5318096), (16, 4985715), (20, 3988572), (21, 3798640), (24, 3323810), (28, 2848980), (30, 2659048), (35, 2279184), (40, 1994286), (42, 1899320), (48, 1661905), (56, 1424490), (60, 1329524), (70, 1139592), (80, 997143), (84, 949660), (103, 774480), (105, 759728), (112, 712245), (120, 664762), (140, 569796), (168, 474830), (206, 387240), (210, 379864), (240, 332381), (280, 284898), (309, 258160), (336, 237415), (412, 193620), (420, 189932), (461, 173040), (515, 154896), (560, 142449), (618, 129080), (721, 110640), (824, 96810), (840, 94966), (922, 86520), (1030, 77448), (1236, 64540), (1383, 57680), (1442, 55320), (1545, 51632), (1648, 48405), (1680, 47483), (1844, 43260), (2060, 38724), (2163, 36880), (2305, 34608), (2472, 32270), (2766, 28840), (2884, 27660), (3090, 25816), (3227, 24720), (3605, 22128), (3688, 21630), (4120, 19362), (4326, 18440), (4610, 17304), (4944, 16135), (5532, 14420), (5768, 13830), (6180, 12908), (6454, 12360), (6915, 11536), (7210, 11064), (7376, 10815), (8240, 9681), (8652, 9220)]