290417280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{419}}^1$

素因数の和:479

約数の個数: 192

約数和(自身を含む): 979322400

約数和(自身を除く): 688905120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 361, 380, 384, 419, 456, 480, 570, 608, 640, 722, 760, 838, 912, 960, 1083, 1140, 1216, 1257, 1444, 1520, 1676, 1805, 1824, 1920, 2095, 2166, 2280, 2432, 2514, 2888, 3040, 3352, 3610, 3648, 4190, 4332, 4560, 5028, 5415, 5776, 6080, 6285, 6704, 7220, 7296, 7961, 8380, 8664, 9120, 10056, 10830, 11552, 12160, 12570, 13408, 14440, 15922, 16760, 17328, 18240, 20112, 21660, 23104, 23883, 25140, 26816, 28880, 31844, 33520, 34656, 36480, 39805, 40224, 43320, 46208, 47766, 50280, 53632, 57760, 63688, 67040, 69312, 79610, 80448, 86640, 95532, 100560, 115520, 119415, 127376, 134080, 138624, 151259, 159220, 160896, 173280, 191064, 201120, 231040, 238830, 254752, 268160, 302518, 318440, 346560, 382128, 402240, 453777, 477660, 509504, 605036, 636880, 693120, 756295, 764256, 804480, 907554, 955320, 1019008, 1210072, 1273760, 1512590, 1528512, 1815108, 1910640, 2268885, 2420144, 2547520, 3025180, 3057024, 3630216, 3821280, 4537770, 4840288, 5095040, 6050360, 7260432, 7642560, 9075540, 9680576, 12100720, 14520864, 15285120, 18151080, 19361152, 24201440, 29041728, 36302160, 48402880, 58083456, 72604320, 96805760, 145208640, 290417280]

約数ペア:

[(1, 290417280), (2, 145208640), (3, 96805760), (4, 72604320), (5, 58083456), (6, 48402880), (8, 36302160), (10, 29041728), (12, 24201440), (15, 19361152), (16, 18151080), (19, 15285120), (20, 14520864), (24, 12100720), (30, 9680576), (32, 9075540), (38, 7642560), (40, 7260432), (48, 6050360), (57, 5095040), (60, 4840288), (64, 4537770), (76, 3821280), (80, 3630216), (95, 3057024), (96, 3025180), (114, 2547520), (120, 2420144), (128, 2268885), (152, 1910640), (160, 1815108), (190, 1528512), (192, 1512590), (228, 1273760), (240, 1210072), (285, 1019008), (304, 955320), (320, 907554), (361, 804480), (380, 764256), (384, 756295), (419, 693120), (456, 636880), (480, 605036), (570, 509504), (608, 477660), (640, 453777), (722, 402240), (760, 382128), (838, 346560), (912, 318440), (960, 302518), (1083, 268160), (1140, 254752), (1216, 238830), (1257, 231040), (1444, 201120), (1520, 191064), (1676, 173280), (1805, 160896), (1824, 159220), (1920, 151259), (2095, 138624), (2166, 134080), (2280, 127376), (2432, 119415), (2514, 115520), (2888, 100560), (3040, 95532), (3352, 86640), (3610, 80448), (3648, 79610), (4190, 69312), (4332, 67040), (4560, 63688), (5028, 57760), (5415, 53632), (5776, 50280), (6080, 47766), (6285, 46208), (6704, 43320), (7220, 40224), (7296, 39805), (7961, 36480), (8380, 34656), (8664, 33520), (9120, 31844), (10056, 28880), (10830, 26816), (11552, 25140), (12160, 23883), (12570, 23104), (13408, 21660), (14440, 20112), (15922, 18240), (16760, 17328)]