254985720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1033}}^1$

素因数の和:1086

約数の個数: 192

約数和(自身を含む): 891142560

約数和(自身を除く): 636156840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 121, 132, 136, 165, 170, 187, 204, 220, 242, 255, 264, 330, 340, 363, 374, 408, 440, 484, 510, 561, 605, 660, 680, 726, 748, 935, 968, 1020, 1033, 1122, 1210, 1320, 1452, 1496, 1815, 1870, 2040, 2057, 2066, 2244, 2420, 2805, 2904, 3099, 3630, 3740, 4114, 4132, 4488, 4840, 5165, 5610, 6171, 6198, 7260, 7480, 8228, 8264, 10285, 10330, 11220, 11363, 12342, 12396, 14520, 15495, 16456, 17561, 20570, 20660, 22440, 22726, 24684, 24792, 30855, 30990, 34089, 35122, 41140, 41320, 45452, 49368, 52683, 56815, 61710, 61980, 68178, 70244, 82280, 87805, 90904, 105366, 113630, 123420, 123960, 124993, 136356, 140488, 170445, 175610, 193171, 210732, 227260, 246840, 249986, 263415, 272712, 340890, 351220, 374979, 386342, 421464, 454520, 499972, 526830, 579513, 624965, 681780, 702440, 749958, 772684, 965855, 999944, 1053660, 1159026, 1249930, 1363560, 1499916, 1545368, 1874895, 1931710, 2107320, 2124881, 2318052, 2499860, 2897565, 2999832, 3749790, 3863420, 4249762, 4636104, 4999720, 5795130, 6374643, 7499580, 7726840, 8499524, 10624405, 11590260, 12749286, 14999160, 16999048, 21248810, 23180520, 25498572, 31873215, 42497620, 50997144, 63746430, 84995240, 127492860, 254985720]

約数ペア:

[(1, 254985720), (2, 127492860), (3, 84995240), (4, 63746430), (5, 50997144), (6, 42497620), (8, 31873215), (10, 25498572), (11, 23180520), (12, 21248810), (15, 16999048), (17, 14999160), (20, 12749286), (22, 11590260), (24, 10624405), (30, 8499524), (33, 7726840), (34, 7499580), (40, 6374643), (44, 5795130), (51, 4999720), (55, 4636104), (60, 4249762), (66, 3863420), (68, 3749790), (85, 2999832), (88, 2897565), (102, 2499860), (110, 2318052), (120, 2124881), (121, 2107320), (132, 1931710), (136, 1874895), (165, 1545368), (170, 1499916), (187, 1363560), (204, 1249930), (220, 1159026), (242, 1053660), (255, 999944), (264, 965855), (330, 772684), (340, 749958), (363, 702440), (374, 681780), (408, 624965), (440, 579513), (484, 526830), (510, 499972), (561, 454520), (605, 421464), (660, 386342), (680, 374979), (726, 351220), (748, 340890), (935, 272712), (968, 263415), (1020, 249986), (1033, 246840), (1122, 227260), (1210, 210732), (1320, 193171), (1452, 175610), (1496, 170445), (1815, 140488), (1870, 136356), (2040, 124993), (2057, 123960), (2066, 123420), (2244, 113630), (2420, 105366), (2805, 90904), (2904, 87805), (3099, 82280), (3630, 70244), (3740, 68178), (4114, 61980), (4132, 61710), (4488, 56815), (4840, 52683), (5165, 49368), (5610, 45452), (6171, 41320), (6198, 41140), (7260, 35122), (7480, 34089), (8228, 30990), (8264, 30855), (10285, 24792), (10330, 24684), (11220, 22726), (11363, 22440), (12342, 20660), (12396, 20570), (14520, 17561), (15495, 16456)]