638561952

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4339}}^1$

素因数の和:4435

約数の個数: 144

約数和(自身を含む): 2104240320

約数和(自身を除く): 1465678368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 73, 84, 96, 112, 126, 144, 146, 168, 219, 224, 252, 288, 292, 336, 438, 504, 511, 584, 657, 672, 876, 1008, 1022, 1168, 1314, 1533, 1752, 2016, 2044, 2336, 2628, 3066, 3504, 4088, 4339, 4599, 5256, 6132, 7008, 8176, 8678, 9198, 10512, 12264, 13017, 16352, 17356, 18396, 21024, 24528, 26034, 30373, 34712, 36792, 39051, 49056, 52068, 60746, 69424, 73584, 78102, 91119, 104136, 121492, 138848, 147168, 156204, 182238, 208272, 242984, 273357, 312408, 316747, 364476, 416544, 485968, 546714, 624816, 633494, 728952, 950241, 971936, 1093428, 1249632, 1266988, 1457904, 1900482, 2186856, 2217229, 2533976, 2850723, 2915808, 3800964, 4373712, 4434458, 5067952, 5701446, 6651687, 7601928, 8747424, 8868916, 10135904, 11402892, 13303374, 15203856, 17737832, 19955061, 22805784, 26606748, 30407712, 35475664, 39910122, 45611568, 53213496, 70951328, 79820244, 91223136, 106426992, 159640488, 212853984, 319280976, 638561952]

約数ペア:

[(1, 638561952), (2, 319280976), (3, 212853984), (4, 159640488), (6, 106426992), (7, 91223136), (8, 79820244), (9, 70951328), (12, 53213496), (14, 45611568), (16, 39910122), (18, 35475664), (21, 30407712), (24, 26606748), (28, 22805784), (32, 19955061), (36, 17737832), (42, 15203856), (48, 13303374), (56, 11402892), (63, 10135904), (72, 8868916), (73, 8747424), (84, 7601928), (96, 6651687), (112, 5701446), (126, 5067952), (144, 4434458), (146, 4373712), (168, 3800964), (219, 2915808), (224, 2850723), (252, 2533976), (288, 2217229), (292, 2186856), (336, 1900482), (438, 1457904), (504, 1266988), (511, 1249632), (584, 1093428), (657, 971936), (672, 950241), (876, 728952), (1008, 633494), (1022, 624816), (1168, 546714), (1314, 485968), (1533, 416544), (1752, 364476), (2016, 316747), (2044, 312408), (2336, 273357), (2628, 242984), (3066, 208272), (3504, 182238), (4088, 156204), (4339, 147168), (4599, 138848), (5256, 121492), (6132, 104136), (7008, 91119), (8176, 78102), (8678, 73584), (9198, 69424), (10512, 60746), (12264, 52068), (13017, 49056), (16352, 39051), (17356, 36792), (18396, 34712), (21024, 30373), (24528, 26034)]