91809520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^2$

素因数の和:96

約数の個数: 180

約数和(自身を含む): 261070344

約数和(自身を除く): 169260824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 80, 85, 88, 95, 110, 136, 152, 170, 176, 187, 190, 209, 220, 272, 289, 304, 323, 340, 361, 374, 380, 418, 440, 578, 646, 680, 722, 748, 760, 836, 880, 935, 1045, 1156, 1292, 1360, 1444, 1445, 1496, 1520, 1615, 1672, 1805, 1870, 2090, 2312, 2584, 2888, 2890, 2992, 3179, 3230, 3344, 3553, 3610, 3740, 3971, 4180, 4624, 5168, 5491, 5776, 5780, 6137, 6358, 6460, 7106, 7220, 7480, 7942, 8360, 10982, 11560, 12274, 12716, 12920, 14212, 14440, 14960, 15884, 15895, 16720, 17765, 19855, 21964, 23120, 24548, 25432, 25840, 27455, 28424, 28880, 30685, 31768, 31790, 35530, 39710, 43928, 49096, 50864, 54910, 56848, 60401, 61370, 63536, 63580, 67507, 71060, 79420, 87856, 98192, 104329, 109820, 120802, 122740, 127160, 135014, 142120, 158840, 208658, 219640, 241604, 245480, 254320, 270028, 284240, 302005, 317680, 337535, 417316, 439280, 483208, 490960, 521645, 540056, 604010, 675070, 834632, 966416, 1043290, 1080112, 1147619, 1208020, 1350140, 1669264, 2086580, 2295238, 2416040, 2700280, 4173160, 4590476, 4832080, 5400560, 5738095, 8346320, 9180952, 11476190, 18361904, 22952380, 45904760, 91809520]

約数ペア:

[(1, 91809520), (2, 45904760), (4, 22952380), (5, 18361904), (8, 11476190), (10, 9180952), (11, 8346320), (16, 5738095), (17, 5400560), (19, 4832080), (20, 4590476), (22, 4173160), (34, 2700280), (38, 2416040), (40, 2295238), (44, 2086580), (55, 1669264), (68, 1350140), (76, 1208020), (80, 1147619), (85, 1080112), (88, 1043290), (95, 966416), (110, 834632), (136, 675070), (152, 604010), (170, 540056), (176, 521645), (187, 490960), (190, 483208), (209, 439280), (220, 417316), (272, 337535), (289, 317680), (304, 302005), (323, 284240), (340, 270028), (361, 254320), (374, 245480), (380, 241604), (418, 219640), (440, 208658), (578, 158840), (646, 142120), (680, 135014), (722, 127160), (748, 122740), (760, 120802), (836, 109820), (880, 104329), (935, 98192), (1045, 87856), (1156, 79420), (1292, 71060), (1360, 67507), (1444, 63580), (1445, 63536), (1496, 61370), (1520, 60401), (1615, 56848), (1672, 54910), (1805, 50864), (1870, 49096), (2090, 43928), (2312, 39710), (2584, 35530), (2888, 31790), (2890, 31768), (2992, 30685), (3179, 28880), (3230, 28424), (3344, 27455), (3553, 25840), (3610, 25432), (3740, 24548), (3971, 23120), (4180, 21964), (4624, 19855), (5168, 17765), (5491, 16720), (5776, 15895), (5780, 15884), (6137, 14960), (6358, 14440), (6460, 14212), (7106, 12920), (7220, 12716), (7480, 12274), (7942, 11560), (8360, 10982)]