285697440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{4049}}^1$

素因数の和:4084

約数の個数: 216

約数和(自身を含む): 1134396900

約数和(自身を除く): 848699460

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 3360, 3528, 3920, 4049, 4410, 4704, 5040, 5880, 7056, 7840, 8098, 8820, 10080, 11760, 12147, 14112, 16196, 17640, 20245, 23520, 24294, 28343, 32392, 35280, 36441, 40490, 48588, 56686, 60735, 64784, 70560, 72882, 80980, 85029, 97176, 113372, 121470, 129568, 141715, 145764, 161960, 170058, 182205, 194352, 198401, 226744, 242940, 255087, 283430, 291528, 323920, 340116, 364410, 388704, 396802, 425145, 453488, 485880, 510174, 566860, 583056, 595203, 647840, 680232, 728820, 793604, 850290, 906976, 971760, 992005, 1020348, 1133720, 1166112, 1190406, 1275435, 1360464, 1457640, 1587208, 1700580, 1785609, 1943520, 1984010, 2040696, 2267440, 2380812, 2550870, 2720928, 2915280, 2976015, 3174416, 3401160, 3571218, 3968020, 4081392, 4534880, 4761624, 5101740, 5830560, 5952030, 6348832, 6802320, 7142436, 7936040, 8162784, 8928045, 9523248, 10203480, 11904060, 13604640, 14284872, 15872080, 17856090, 19046496, 20406960, 23808120, 28569744, 31744160, 35712180, 40813920, 47616240, 57139488, 71424360, 95232480, 142848720, 285697440]

約数ペア:

[(1, 285697440), (2, 142848720), (3, 95232480), (4, 71424360), (5, 57139488), (6, 47616240), (7, 40813920), (8, 35712180), (9, 31744160), (10, 28569744), (12, 23808120), (14, 20406960), (15, 19046496), (16, 17856090), (18, 15872080), (20, 14284872), (21, 13604640), (24, 11904060), (28, 10203480), (30, 9523248), (32, 8928045), (35, 8162784), (36, 7936040), (40, 7142436), (42, 6802320), (45, 6348832), (48, 5952030), (49, 5830560), (56, 5101740), (60, 4761624), (63, 4534880), (70, 4081392), (72, 3968020), (80, 3571218), (84, 3401160), (90, 3174416), (96, 2976015), (98, 2915280), (105, 2720928), (112, 2550870), (120, 2380812), (126, 2267440), (140, 2040696), (144, 1984010), (147, 1943520), (160, 1785609), (168, 1700580), (180, 1587208), (196, 1457640), (210, 1360464), (224, 1275435), (240, 1190406), (245, 1166112), (252, 1133720), (280, 1020348), (288, 992005), (294, 971760), (315, 906976), (336, 850290), (360, 793604), (392, 728820), (420, 680232), (441, 647840), (480, 595203), (490, 583056), (504, 566860), (560, 510174), (588, 485880), (630, 453488), (672, 425145), (720, 396802), (735, 388704), (784, 364410), (840, 340116), (882, 323920), (980, 291528), (1008, 283430), (1120, 255087), (1176, 242940), (1260, 226744), (1440, 198401), (1470, 194352), (1568, 182205), (1680, 170058), (1764, 161960), (1960, 145764), (2016, 141715), (2205, 129568), (2352, 121470), (2520, 113372), (2940, 97176), (3360, 85029), (3528, 80980), (3920, 72882), (4049, 70560), (4410, 64784), (4704, 60735), (5040, 56686), (5880, 48588), (7056, 40490), (7840, 36441), (8098, 35280), (8820, 32392), (10080, 28343), (11760, 24294), (12147, 23520), (14112, 20245), (16196, 17640)]