646464

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:72

約数の個数: 112

約数和(自身を含む): 2162048

約数和(自身を除く): 1515584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 37, 39, 42, 48, 52, 56, 64, 74, 78, 84, 91, 96, 104, 111, 112, 148, 156, 168, 182, 192, 208, 222, 224, 259, 273, 296, 312, 336, 364, 416, 444, 448, 481, 518, 546, 592, 624, 672, 728, 777, 832, 888, 962, 1036, 1092, 1184, 1248, 1344, 1443, 1456, 1554, 1776, 1924, 2072, 2184, 2368, 2496, 2886, 2912, 3108, 3367, 3552, 3848, 4144, 4368, 5772, 5824, 6216, 6734, 7104, 7696, 8288, 8736, 10101, 11544, 12432, 13468, 15392, 16576, 17472, 20202, 23088, 24864, 26936, 30784, 40404, 46176, 49728, 53872, 80808, 92352, 107744, 161616, 215488, 323232, 646464]

約数ペア:

[(1, 646464), (2, 323232), (3, 215488), (4, 161616), (6, 107744), (7, 92352), (8, 80808), (12, 53872), (13, 49728), (14, 46176), (16, 40404), (21, 30784), (24, 26936), (26, 24864), (28, 23088), (32, 20202), (37, 17472), (39, 16576), (42, 15392), (48, 13468), (52, 12432), (56, 11544), (64, 10101), (74, 8736), (78, 8288), (84, 7696), (91, 7104), (96, 6734), (104, 6216), (111, 5824), (112, 5772), (148, 4368), (156, 4144), (168, 3848), (182, 3552), (192, 3367), (208, 3108), (222, 2912), (224, 2886), (259, 2496), (273, 2368), (296, 2184), (312, 2072), (336, 1924), (364, 1776), (416, 1554), (444, 1456), (448, 1443), (481, 1344), (518, 1248), (546, 1184), (592, 1092), (624, 1036), (672, 962), (728, 888), (777, 832)]