131314560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5261}}^1$

素因数の和:5296

約数の個数: 128

約数和(自身を含む): 450848160

約数和(自身を除く): 319533600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 5261, 6240, 8320, 10522, 12480, 15783, 21044, 24960, 26305, 31566, 42088, 52610, 63132, 68393, 78915, 84176, 105220, 126264, 136786, 157830, 168352, 205179, 210440, 252528, 273572, 315660, 336704, 341965, 410358, 420880, 505056, 547144, 631320, 673408, 683930, 820716, 841760, 1010112, 1025895, 1094288, 1262640, 1367860, 1641432, 1683520, 2020224, 2051790, 2188576, 2525280, 2735720, 3282864, 3367040, 4103580, 4377152, 5050560, 5471440, 6565728, 8207160, 8754304, 10101120, 10942880, 13131456, 16414320, 21885760, 26262912, 32828640, 43771520, 65657280, 131314560]

約数ペア:

[(1, 131314560), (2, 65657280), (3, 43771520), (4, 32828640), (5, 26262912), (6, 21885760), (8, 16414320), (10, 13131456), (12, 10942880), (13, 10101120), (15, 8754304), (16, 8207160), (20, 6565728), (24, 5471440), (26, 5050560), (30, 4377152), (32, 4103580), (39, 3367040), (40, 3282864), (48, 2735720), (52, 2525280), (60, 2188576), (64, 2051790), (65, 2020224), (78, 1683520), (80, 1641432), (96, 1367860), (104, 1262640), (120, 1094288), (128, 1025895), (130, 1010112), (156, 841760), (160, 820716), (192, 683930), (195, 673408), (208, 631320), (240, 547144), (260, 505056), (312, 420880), (320, 410358), (384, 341965), (390, 336704), (416, 315660), (480, 273572), (520, 252528), (624, 210440), (640, 205179), (780, 168352), (832, 157830), (960, 136786), (1040, 126264), (1248, 105220), (1560, 84176), (1664, 78915), (1920, 68393), (2080, 63132), (2496, 52610), (3120, 42088), (4160, 31566), (4992, 26305), (5261, 24960), (6240, 21044), (8320, 15783), (10522, 12480)]