161917380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{787}}^1$

素因数の和:935

約数の個数: 120

約数和(自身を含む): 512590848

約数和(自身を除く): 350673468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 127, 135, 162, 180, 254, 270, 324, 381, 405, 508, 540, 635, 762, 787, 810, 1143, 1270, 1524, 1574, 1620, 1905, 2286, 2361, 2540, 3148, 3429, 3810, 3935, 4572, 4722, 5715, 6858, 7083, 7620, 7870, 9444, 10287, 11430, 11805, 13716, 14166, 15740, 17145, 20574, 21249, 22860, 23610, 28332, 34290, 35415, 41148, 42498, 47220, 51435, 63747, 68580, 70830, 84996, 99949, 102870, 106245, 127494, 141660, 199898, 205740, 212490, 254988, 299847, 318735, 399796, 424980, 499745, 599694, 637470, 899541, 999490, 1199388, 1274940, 1499235, 1799082, 1998980, 2698623, 2998470, 3598164, 4497705, 5397246, 5996940, 8095869, 8995410, 10794492, 13493115, 16191738, 17990820, 26986230, 32383476, 40479345, 53972460, 80958690, 161917380]

約数ペア:

[(1, 161917380), (2, 80958690), (3, 53972460), (4, 40479345), (5, 32383476), (6, 26986230), (9, 17990820), (10, 16191738), (12, 13493115), (15, 10794492), (18, 8995410), (20, 8095869), (27, 5996940), (30, 5397246), (36, 4497705), (45, 3598164), (54, 2998470), (60, 2698623), (81, 1998980), (90, 1799082), (108, 1499235), (127, 1274940), (135, 1199388), (162, 999490), (180, 899541), (254, 637470), (270, 599694), (324, 499745), (381, 424980), (405, 399796), (508, 318735), (540, 299847), (635, 254988), (762, 212490), (787, 205740), (810, 199898), (1143, 141660), (1270, 127494), (1524, 106245), (1574, 102870), (1620, 99949), (1905, 84996), (2286, 70830), (2361, 68580), (2540, 63747), (3148, 51435), (3429, 47220), (3810, 42498), (3935, 41148), (4572, 35415), (4722, 34290), (5715, 28332), (6858, 23610), (7083, 22860), (7620, 21249), (7870, 20574), (9444, 17145), (10287, 15740), (11430, 14166), (11805, 13716)]