405731520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8287}}^1$

素因数の和:8327

約数の個数: 168

約数和(自身を含む): 1477816704

約数和(自身を除く): 1072085184

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 408, 480, 510, 544, 576, 612, 680, 720, 765, 816, 960, 1020, 1088, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 2880, 3060, 3264, 4080, 4896, 5440, 6120, 8160, 8287, 9792, 12240, 16320, 16574, 24480, 24861, 33148, 41435, 48960, 49722, 66296, 74583, 82870, 99444, 124305, 132592, 140879, 149166, 165740, 198888, 248610, 265184, 281758, 298332, 331480, 372915, 397776, 422637, 497220, 530368, 563516, 596664, 662960, 704395, 745830, 795552, 845274, 994440, 1127032, 1193328, 1267911, 1325920, 1408790, 1491660, 1591104, 1690548, 1988880, 2113185, 2254064, 2386656, 2535822, 2651840, 2817580, 2983320, 3381096, 3977760, 4226370, 4508128, 4773312, 5071644, 5635160, 5966640, 6339555, 6762192, 7955520, 8452740, 9016256, 10143288, 11270320, 11933280, 12679110, 13524384, 16905480, 20286576, 22540640, 23866560, 25358220, 27048768, 33810960, 40573152, 45081280, 50716440, 67621920, 81146304, 101432880, 135243840, 202865760, 405731520]

約数ペア:

[(1, 405731520), (2, 202865760), (3, 135243840), (4, 101432880), (5, 81146304), (6, 67621920), (8, 50716440), (9, 45081280), (10, 40573152), (12, 33810960), (15, 27048768), (16, 25358220), (17, 23866560), (18, 22540640), (20, 20286576), (24, 16905480), (30, 13524384), (32, 12679110), (34, 11933280), (36, 11270320), (40, 10143288), (45, 9016256), (48, 8452740), (51, 7955520), (60, 6762192), (64, 6339555), (68, 5966640), (72, 5635160), (80, 5071644), (85, 4773312), (90, 4508128), (96, 4226370), (102, 3977760), (120, 3381096), (136, 2983320), (144, 2817580), (153, 2651840), (160, 2535822), (170, 2386656), (180, 2254064), (192, 2113185), (204, 1988880), (240, 1690548), (255, 1591104), (272, 1491660), (288, 1408790), (306, 1325920), (320, 1267911), (340, 1193328), (360, 1127032), (408, 994440), (480, 845274), (510, 795552), (544, 745830), (576, 704395), (612, 662960), (680, 596664), (720, 563516), (765, 530368), (816, 497220), (960, 422637), (1020, 397776), (1088, 372915), (1224, 331480), (1360, 298332), (1440, 281758), (1530, 265184), (1632, 248610), (2040, 198888), (2448, 165740), (2720, 149166), (2880, 140879), (3060, 132592), (3264, 124305), (4080, 99444), (4896, 82870), (5440, 74583), (6120, 66296), (8160, 49722), (8287, 48960), (9792, 41435), (12240, 33148), (16320, 24861), (16574, 24480)]