161260416

素因数分解:

$2^7\times 3^3\times {\mathrm{29}}^1\times {\mathrm{1609}}^1$

素因数の和:1661

約数の個数: 128

約数和(自身を含む): 492660000

約数和(自身を除く): 331399584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 108, 116, 128, 144, 174, 192, 216, 232, 261, 288, 348, 384, 432, 464, 522, 576, 696, 783, 864, 928, 1044, 1152, 1392, 1566, 1609, 1728, 1856, 2088, 2784, 3132, 3218, 3456, 3712, 4176, 4827, 5568, 6264, 6436, 8352, 9654, 11136, 12528, 12872, 14481, 16704, 19308, 25056, 25744, 28962, 33408, 38616, 43443, 46661, 50112, 51488, 57924, 77232, 86886, 93322, 100224, 102976, 115848, 139983, 154464, 173772, 186644, 205952, 231696, 279966, 308928, 347544, 373288, 419949, 463392, 559932, 617856, 695088, 746576, 839898, 926784, 1119864, 1259847, 1390176, 1493152, 1679796, 1853568, 2239728, 2519694, 2780352, 2986304, 3359592, 4479456, 5039388, 5560704, 5972608, 6719184, 8958912, 10078776, 13438368, 17917824, 20157552, 26876736, 40315104, 53753472, 80630208, 161260416]

約数ペア:

[(1, 161260416), (2, 80630208), (3, 53753472), (4, 40315104), (6, 26876736), (8, 20157552), (9, 17917824), (12, 13438368), (16, 10078776), (18, 8958912), (24, 6719184), (27, 5972608), (29, 5560704), (32, 5039388), (36, 4479456), (48, 3359592), (54, 2986304), (58, 2780352), (64, 2519694), (72, 2239728), (87, 1853568), (96, 1679796), (108, 1493152), (116, 1390176), (128, 1259847), (144, 1119864), (174, 926784), (192, 839898), (216, 746576), (232, 695088), (261, 617856), (288, 559932), (348, 463392), (384, 419949), (432, 373288), (464, 347544), (522, 308928), (576, 279966), (696, 231696), (783, 205952), (864, 186644), (928, 173772), (1044, 154464), (1152, 139983), (1392, 115848), (1566, 102976), (1609, 100224), (1728, 93322), (1856, 86886), (2088, 77232), (2784, 57924), (3132, 51488), (3218, 50112), (3456, 46661), (3712, 43443), (4176, 38616), (4827, 33408), (5568, 28962), (6264, 25744), (6436, 25056), (8352, 19308), (9654, 16704), (11136, 14481), (12528, 12872)]