145555760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4261}}^1$

素因数の和:4342

約数の個数: 80

約数和(自身を含む): 393195072

約数和(自身を除く): 247639312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 2135, 2440, 3416, 4261, 4270, 4880, 6832, 8522, 8540, 17044, 17080, 21305, 29827, 34088, 34160, 42610, 59654, 68176, 85220, 119308, 149135, 170440, 238616, 259921, 298270, 340880, 477232, 519842, 596540, 1039684, 1193080, 1299605, 1819447, 2079368, 2386160, 2599210, 3638894, 4158736, 5198420, 7277788, 9097235, 10396840, 14555576, 18194470, 20793680, 29111152, 36388940, 72777880, 145555760]

約数ペア:

[(1, 145555760), (2, 72777880), (4, 36388940), (5, 29111152), (7, 20793680), (8, 18194470), (10, 14555576), (14, 10396840), (16, 9097235), (20, 7277788), (28, 5198420), (35, 4158736), (40, 3638894), (56, 2599210), (61, 2386160), (70, 2079368), (80, 1819447), (112, 1299605), (122, 1193080), (140, 1039684), (244, 596540), (280, 519842), (305, 477232), (427, 340880), (488, 298270), (560, 259921), (610, 238616), (854, 170440), (976, 149135), (1220, 119308), (1708, 85220), (2135, 68176), (2440, 59654), (3416, 42610), (4261, 34160), (4270, 34088), (4880, 29827), (6832, 21305), (8522, 17080), (8540, 17044)]