489858304

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 1135482880

約数和(自身を除く): 645624576

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 61, 64, 76, 104, 122, 127, 128, 152, 208, 244, 247, 254, 256, 304, 416, 488, 494, 508, 608, 793, 832, 976, 988, 1016, 1159, 1216, 1586, 1651, 1664, 1952, 1976, 2032, 2318, 2413, 2432, 3172, 3302, 3328, 3904, 3952, 4064, 4636, 4826, 4864, 6344, 6604, 7747, 7808, 7904, 8128, 9272, 9652, 12688, 13208, 15067, 15494, 15616, 15808, 16256, 18544, 19304, 25376, 26416, 30134, 30988, 31369, 31616, 32512, 37088, 38608, 50752, 52832, 60268, 61976, 62738, 63232, 74176, 77216, 100711, 101504, 105664, 120536, 123952, 125476, 147193, 148352, 154432, 201422, 203008, 211328, 241072, 247904, 250952, 294386, 296704, 308864, 402844, 422656, 482144, 495808, 501904, 588772, 617728, 805688, 964288, 991616, 1003808, 1177544, 1611376, 1913509, 1928576, 1983232, 2007616, 2355088, 3222752, 3827018, 3857152, 4015232, 4710176, 6445504, 7654036, 8030464, 9420352, 12891008, 15308072, 18840704, 25782016, 30616144, 37681408, 61232288, 122464576, 244929152, 489858304]

約数ペア:

[(1, 489858304), (2, 244929152), (4, 122464576), (8, 61232288), (13, 37681408), (16, 30616144), (19, 25782016), (26, 18840704), (32, 15308072), (38, 12891008), (52, 9420352), (61, 8030464), (64, 7654036), (76, 6445504), (104, 4710176), (122, 4015232), (127, 3857152), (128, 3827018), (152, 3222752), (208, 2355088), (244, 2007616), (247, 1983232), (254, 1928576), (256, 1913509), (304, 1611376), (416, 1177544), (488, 1003808), (494, 991616), (508, 964288), (608, 805688), (793, 617728), (832, 588772), (976, 501904), (988, 495808), (1016, 482144), (1159, 422656), (1216, 402844), (1586, 308864), (1651, 296704), (1664, 294386), (1952, 250952), (1976, 247904), (2032, 241072), (2318, 211328), (2413, 203008), (2432, 201422), (3172, 154432), (3302, 148352), (3328, 147193), (3904, 125476), (3952, 123952), (4064, 120536), (4636, 105664), (4826, 101504), (4864, 100711), (6344, 77216), (6604, 74176), (7747, 63232), (7808, 62738), (7904, 61976), (8128, 60268), (9272, 52832), (9652, 50752), (12688, 38608), (13208, 37088), (15067, 32512), (15494, 31616), (15616, 31369), (15808, 30988), (16256, 30134), (18544, 26416), (19304, 25376)]