263043680

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:520

約数の個数: 96

約数和(自身を含む): 647232768

約数和(自身を除く): 384189088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 181, 248, 293, 310, 362, 496, 586, 620, 724, 905, 992, 1172, 1240, 1448, 1465, 1810, 2344, 2480, 2896, 2930, 3620, 4688, 4960, 5611, 5792, 5860, 7240, 9083, 9376, 11222, 11720, 14480, 18166, 22444, 23440, 28055, 28960, 36332, 44888, 45415, 46880, 53033, 56110, 72664, 89776, 90830, 106066, 112220, 145328, 179552, 181660, 212132, 224440, 265165, 290656, 363320, 424264, 448880, 530330, 726640, 848528, 897760, 1060660, 1453280, 1644023, 1697056, 2121320, 3288046, 4242640, 6576092, 8220115, 8485280, 13152184, 16440230, 26304368, 32880460, 52608736, 65760920, 131521840, 263043680]

約数ペア:

[(1, 263043680), (2, 131521840), (4, 65760920), (5, 52608736), (8, 32880460), (10, 26304368), (16, 16440230), (20, 13152184), (31, 8485280), (32, 8220115), (40, 6576092), (62, 4242640), (80, 3288046), (124, 2121320), (155, 1697056), (160, 1644023), (181, 1453280), (248, 1060660), (293, 897760), (310, 848528), (362, 726640), (496, 530330), (586, 448880), (620, 424264), (724, 363320), (905, 290656), (992, 265165), (1172, 224440), (1240, 212132), (1448, 181660), (1465, 179552), (1810, 145328), (2344, 112220), (2480, 106066), (2896, 90830), (2930, 89776), (3620, 72664), (4688, 56110), (4960, 53033), (5611, 46880), (5792, 45415), (5860, 44888), (7240, 36332), (9083, 28960), (9376, 28055), (11222, 23440), (11720, 22444), (14480, 18166)]