400743616

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 168

約数和(自身を含む): 1011448320

約数和(自身を除く): 610704704

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 67, 79, 91, 104, 112, 134, 158, 169, 182, 208, 224, 268, 316, 338, 364, 416, 448, 469, 536, 553, 632, 676, 728, 832, 871, 938, 1027, 1072, 1106, 1183, 1264, 1352, 1456, 1742, 1876, 2054, 2144, 2212, 2366, 2528, 2704, 2912, 3484, 3752, 4108, 4288, 4424, 4732, 5056, 5293, 5408, 5824, 6097, 6968, 7189, 7504, 8216, 8848, 9464, 10586, 10816, 11323, 12194, 13351, 13936, 14378, 15008, 16432, 17696, 18928, 21172, 22646, 24388, 26702, 27872, 28756, 30016, 32864, 35392, 37051, 37856, 42344, 45292, 48776, 53404, 55744, 57512, 65728, 68809, 74102, 75712, 79261, 84688, 90584, 93457, 97552, 106808, 115024, 137618, 148204, 158522, 169376, 181168, 186914, 195104, 213616, 230048, 275236, 296408, 317044, 338752, 362336, 373828, 390208, 427232, 460096, 481663, 550472, 592816, 634088, 724672, 747656, 854464, 894517, 963326, 1100944, 1185632, 1268176, 1495312, 1789034, 1926652, 2201888, 2371264, 2536352, 2990624, 3578068, 3853304, 4403776, 5072704, 5981248, 6261619, 7156136, 7706608, 12523238, 14312272, 15413216, 25046476, 28624544, 30826432, 50092952, 57249088, 100185904, 200371808, 400743616]

約数ペア:

[(1, 400743616), (2, 200371808), (4, 100185904), (7, 57249088), (8, 50092952), (13, 30826432), (14, 28624544), (16, 25046476), (26, 15413216), (28, 14312272), (32, 12523238), (52, 7706608), (56, 7156136), (64, 6261619), (67, 5981248), (79, 5072704), (91, 4403776), (104, 3853304), (112, 3578068), (134, 2990624), (158, 2536352), (169, 2371264), (182, 2201888), (208, 1926652), (224, 1789034), (268, 1495312), (316, 1268176), (338, 1185632), (364, 1100944), (416, 963326), (448, 894517), (469, 854464), (536, 747656), (553, 724672), (632, 634088), (676, 592816), (728, 550472), (832, 481663), (871, 460096), (938, 427232), (1027, 390208), (1072, 373828), (1106, 362336), (1183, 338752), (1264, 317044), (1352, 296408), (1456, 275236), (1742, 230048), (1876, 213616), (2054, 195104), (2144, 186914), (2212, 181168), (2366, 169376), (2528, 158522), (2704, 148204), (2912, 137618), (3484, 115024), (3752, 106808), (4108, 97552), (4288, 93457), (4424, 90584), (4732, 84688), (5056, 79261), (5293, 75712), (5408, 74102), (5824, 68809), (6097, 65728), (6968, 57512), (7189, 55744), (7504, 53404), (8216, 48776), (8848, 45292), (9464, 42344), (10586, 37856), (10816, 37051), (11323, 35392), (12194, 32864), (13351, 30016), (13936, 28756), (14378, 27872), (15008, 26702), (16432, 24388), (17696, 22646), (18928, 21172)]