266223160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:725

約数の個数: 128

約数和(自身を含む): 726174720

約数和(自身を除く): 459951560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 67, 70, 92, 115, 134, 140, 161, 184, 230, 268, 280, 322, 335, 460, 469, 536, 617, 644, 670, 805, 920, 938, 1234, 1288, 1340, 1541, 1610, 1876, 2345, 2468, 2680, 3082, 3085, 3220, 3752, 4319, 4690, 4936, 6164, 6170, 6440, 7705, 8638, 9380, 10787, 12328, 12340, 14191, 15410, 17276, 18760, 21574, 21595, 24680, 28382, 30820, 34552, 41339, 43148, 43190, 53935, 56764, 61640, 70955, 82678, 86296, 86380, 99337, 107870, 113528, 141910, 165356, 172760, 198674, 206695, 215740, 283820, 289373, 330712, 397348, 413390, 431480, 496685, 567640, 578746, 794696, 826780, 950797, 993370, 1157492, 1446865, 1653560, 1901594, 1986740, 2314984, 2893730, 3803188, 3973480, 4753985, 5787460, 6655579, 7606376, 9507970, 11574920, 13311158, 19015940, 26622316, 33277895, 38031880, 53244632, 66555790, 133111580, 266223160]

約数ペア:

[(1, 266223160), (2, 133111580), (4, 66555790), (5, 53244632), (7, 38031880), (8, 33277895), (10, 26622316), (14, 19015940), (20, 13311158), (23, 11574920), (28, 9507970), (35, 7606376), (40, 6655579), (46, 5787460), (56, 4753985), (67, 3973480), (70, 3803188), (92, 2893730), (115, 2314984), (134, 1986740), (140, 1901594), (161, 1653560), (184, 1446865), (230, 1157492), (268, 993370), (280, 950797), (322, 826780), (335, 794696), (460, 578746), (469, 567640), (536, 496685), (617, 431480), (644, 413390), (670, 397348), (805, 330712), (920, 289373), (938, 283820), (1234, 215740), (1288, 206695), (1340, 198674), (1541, 172760), (1610, 165356), (1876, 141910), (2345, 113528), (2468, 107870), (2680, 99337), (3082, 86380), (3085, 86296), (3220, 82678), (3752, 70955), (4319, 61640), (4690, 56764), (4936, 53935), (6164, 43190), (6170, 43148), (6440, 41339), (7705, 34552), (8638, 30820), (9380, 28382), (10787, 24680), (12328, 21595), (12340, 21574), (14191, 18760), (15410, 17276)]