87867520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:270

約数の個数: 128

約数和(自身を含む): 231336000

約数和(自身を除く): 143468480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 64, 65, 80, 104, 118, 128, 130, 160, 179, 208, 236, 260, 295, 320, 358, 416, 472, 520, 590, 640, 716, 767, 832, 895, 944, 1040, 1180, 1432, 1534, 1664, 1790, 1888, 2080, 2327, 2360, 2864, 3068, 3580, 3776, 3835, 4160, 4654, 4720, 5728, 6136, 7160, 7552, 7670, 8320, 9308, 9440, 10561, 11456, 11635, 12272, 14320, 15340, 18616, 18880, 21122, 22912, 23270, 24544, 28640, 30680, 37232, 37760, 42244, 46540, 49088, 52805, 57280, 61360, 74464, 84488, 93080, 98176, 105610, 114560, 122720, 137293, 148928, 168976, 186160, 211220, 245440, 274586, 297856, 337952, 372320, 422440, 490880, 549172, 675904, 686465, 744640, 844880, 1098344, 1351808, 1372930, 1489280, 1689760, 2196688, 2745860, 3379520, 4393376, 5491720, 6759040, 8786752, 10983440, 17573504, 21966880, 43933760, 87867520]

約数ペア:

[(1, 87867520), (2, 43933760), (4, 21966880), (5, 17573504), (8, 10983440), (10, 8786752), (13, 6759040), (16, 5491720), (20, 4393376), (26, 3379520), (32, 2745860), (40, 2196688), (52, 1689760), (59, 1489280), (64, 1372930), (65, 1351808), (80, 1098344), (104, 844880), (118, 744640), (128, 686465), (130, 675904), (160, 549172), (179, 490880), (208, 422440), (236, 372320), (260, 337952), (295, 297856), (320, 274586), (358, 245440), (416, 211220), (472, 186160), (520, 168976), (590, 148928), (640, 137293), (716, 122720), (767, 114560), (832, 105610), (895, 98176), (944, 93080), (1040, 84488), (1180, 74464), (1432, 61360), (1534, 57280), (1664, 52805), (1790, 49088), (1888, 46540), (2080, 42244), (2327, 37760), (2360, 37232), (2864, 30680), (3068, 28640), (3580, 24544), (3776, 23270), (3835, 22912), (4160, 21122), (4654, 18880), (4720, 18616), (5728, 15340), (6136, 14320), (7160, 12272), (7552, 11635), (7670, 11456), (8320, 10561), (9308, 9440)]