628333888

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:281

約数の個数: 168

約数和(自身を含む): 1587081408

約数和(自身を除く): 958747520

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 52, 56, 64, 86, 91, 104, 112, 169, 172, 182, 193, 208, 224, 301, 338, 344, 364, 386, 416, 448, 559, 602, 676, 688, 728, 772, 832, 1118, 1183, 1204, 1351, 1352, 1376, 1456, 1544, 2236, 2366, 2408, 2509, 2702, 2704, 2752, 2912, 3088, 3913, 4472, 4732, 4816, 5018, 5404, 5408, 5824, 6176, 7267, 7826, 8299, 8944, 9464, 9632, 10036, 10808, 10816, 12352, 14534, 15652, 16598, 17563, 17888, 18928, 19264, 20072, 21616, 29068, 31304, 32617, 33196, 35126, 35776, 37856, 40144, 43232, 50869, 58093, 58136, 62608, 65234, 66392, 70252, 75712, 80288, 86464, 101738, 107887, 116186, 116272, 125216, 130468, 132784, 140504, 160576, 203476, 215774, 228319, 232372, 232544, 250432, 260936, 265568, 281008, 406952, 431548, 456638, 464744, 465088, 521872, 531136, 562016, 755209, 813904, 863096, 913276, 929488, 1043744, 1124032, 1402531, 1510418, 1627808, 1726192, 1826552, 1858976, 2087488, 2805062, 3020836, 3255616, 3452384, 3653104, 3717952, 5610124, 6041672, 6904768, 7306208, 9817717, 11220248, 12083344, 14612416, 19635434, 22440496, 24166688, 39270868, 44880992, 48333376, 78541736, 89761984, 157083472, 314166944, 628333888]

約数ペア:

[(1, 628333888), (2, 314166944), (4, 157083472), (7, 89761984), (8, 78541736), (13, 48333376), (14, 44880992), (16, 39270868), (26, 24166688), (28, 22440496), (32, 19635434), (43, 14612416), (52, 12083344), (56, 11220248), (64, 9817717), (86, 7306208), (91, 6904768), (104, 6041672), (112, 5610124), (169, 3717952), (172, 3653104), (182, 3452384), (193, 3255616), (208, 3020836), (224, 2805062), (301, 2087488), (338, 1858976), (344, 1826552), (364, 1726192), (386, 1627808), (416, 1510418), (448, 1402531), (559, 1124032), (602, 1043744), (676, 929488), (688, 913276), (728, 863096), (772, 813904), (832, 755209), (1118, 562016), (1183, 531136), (1204, 521872), (1351, 465088), (1352, 464744), (1376, 456638), (1456, 431548), (1544, 406952), (2236, 281008), (2366, 265568), (2408, 260936), (2509, 250432), (2702, 232544), (2704, 232372), (2752, 228319), (2912, 215774), (3088, 203476), (3913, 160576), (4472, 140504), (4732, 132784), (4816, 130468), (5018, 125216), (5404, 116272), (5408, 116186), (5824, 107887), (6176, 101738), (7267, 86464), (7826, 80288), (8299, 75712), (8944, 70252), (9464, 66392), (9632, 65234), (10036, 62608), (10808, 58136), (10816, 58093), (12352, 50869), (14534, 43232), (15652, 40144), (16598, 37856), (17563, 35776), (17888, 35126), (18928, 33196), (19264, 32617), (20072, 31304), (21616, 29068)]