258723360

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{25667}}^1$

素因数の和:25695

約数の個数: 144

約数和(自身を含む): 1009060416

約数和(自身を除く): 750337056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 25667, 51334, 77001, 102668, 128335, 154002, 179669, 205336, 231003, 256670, 308004, 359338, 385005, 410672, 462006, 513340, 539007, 616008, 718676, 770010, 821344, 898345, 924012, 1026680, 1078014, 1155015, 1232016, 1437352, 1540020, 1617021, 1796690, 1848024, 2053360, 2156028, 2310030, 2464032, 2695035, 2874704, 3080040, 3234042, 3593380, 3696048, 4106720, 4312056, 4620060, 5390070, 5749408, 6160080, 6468084, 7186760, 7392096, 8085105, 8624112, 9240120, 10780140, 12320160, 12936168, 14373520, 16170210, 17248224, 18480240, 21560280, 25872336, 28747040, 32340420, 36960480, 43120560, 51744672, 64680840, 86241120, 129361680, 258723360]

約数ペア:

[(1, 258723360), (2, 129361680), (3, 86241120), (4, 64680840), (5, 51744672), (6, 43120560), (7, 36960480), (8, 32340420), (9, 28747040), (10, 25872336), (12, 21560280), (14, 18480240), (15, 17248224), (16, 16170210), (18, 14373520), (20, 12936168), (21, 12320160), (24, 10780140), (28, 9240120), (30, 8624112), (32, 8085105), (35, 7392096), (36, 7186760), (40, 6468084), (42, 6160080), (45, 5749408), (48, 5390070), (56, 4620060), (60, 4312056), (63, 4106720), (70, 3696048), (72, 3593380), (80, 3234042), (84, 3080040), (90, 2874704), (96, 2695035), (105, 2464032), (112, 2310030), (120, 2156028), (126, 2053360), (140, 1848024), (144, 1796690), (160, 1617021), (168, 1540020), (180, 1437352), (210, 1232016), (224, 1155015), (240, 1078014), (252, 1026680), (280, 924012), (288, 898345), (315, 821344), (336, 770010), (360, 718676), (420, 616008), (480, 539007), (504, 513340), (560, 462006), (630, 410672), (672, 385005), (720, 359338), (840, 308004), (1008, 256670), (1120, 231003), (1260, 205336), (1440, 179669), (1680, 154002), (2016, 128335), (2520, 102668), (3360, 77001), (5040, 51334), (10080, 25667)]