290430448

素因数分解:

$2^4\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 160

約数和(自身を含む): 760665600

約数和(自身を除く): 470235152

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 112, 119, 136, 154, 176, 187, 196, 238, 272, 283, 308, 343, 374, 392, 476, 539, 566, 616, 686, 748, 784, 833, 952, 1078, 1132, 1232, 1309, 1372, 1496, 1666, 1904, 1981, 2156, 2264, 2618, 2744, 2992, 3113, 3332, 3773, 3962, 4312, 4528, 4811, 5236, 5488, 5831, 6226, 6664, 7546, 7924, 8624, 9163, 9622, 10472, 11662, 12452, 13328, 13867, 15092, 15848, 18326, 19244, 20944, 21791, 23324, 24904, 27734, 30184, 31696, 33677, 36652, 38488, 43582, 46648, 49808, 52921, 55468, 60368, 64141, 67354, 73304, 76976, 87164, 93296, 97069, 105842, 110936, 128282, 134708, 146608, 152537, 174328, 194138, 211684, 221872, 235739, 256564, 269416, 305074, 348656, 370447, 388276, 423368, 471478, 513128, 538832, 610148, 740894, 776552, 846736, 942956, 1026256, 1067759, 1220296, 1481788, 1553104, 1650173, 1885912, 2135518, 2440592, 2593129, 2963576, 3300346, 3771824, 4271036, 5186258, 5927152, 6600692, 8542072, 10372516, 13201384, 17084144, 18151903, 20745032, 26402768, 36303806, 41490064, 72607612, 145215224, 290430448]

約数ペア:

[(1, 290430448), (2, 145215224), (4, 72607612), (7, 41490064), (8, 36303806), (11, 26402768), (14, 20745032), (16, 18151903), (17, 17084144), (22, 13201384), (28, 10372516), (34, 8542072), (44, 6600692), (49, 5927152), (56, 5186258), (68, 4271036), (77, 3771824), (88, 3300346), (98, 2963576), (112, 2593129), (119, 2440592), (136, 2135518), (154, 1885912), (176, 1650173), (187, 1553104), (196, 1481788), (238, 1220296), (272, 1067759), (283, 1026256), (308, 942956), (343, 846736), (374, 776552), (392, 740894), (476, 610148), (539, 538832), (566, 513128), (616, 471478), (686, 423368), (748, 388276), (784, 370447), (833, 348656), (952, 305074), (1078, 269416), (1132, 256564), (1232, 235739), (1309, 221872), (1372, 211684), (1496, 194138), (1666, 174328), (1904, 152537), (1981, 146608), (2156, 134708), (2264, 128282), (2618, 110936), (2744, 105842), (2992, 97069), (3113, 93296), (3332, 87164), (3773, 76976), (3962, 73304), (4312, 67354), (4528, 64141), (4811, 60368), (5236, 55468), (5488, 52921), (5831, 49808), (6226, 46648), (6664, 43582), (7546, 38488), (7924, 36652), (8624, 33677), (9163, 31696), (9622, 30184), (10472, 27734), (11662, 24904), (12452, 23324), (13328, 21791), (13867, 20944), (15092, 19244), (15848, 18326)]