280363440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3881}}^1$

素因数の和:3947

約数の個数: 160

約数和(自身を含む): 1016649216

約数和(自身を除く): 736285776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 105, 112, 120, 129, 140, 168, 172, 210, 215, 240, 258, 280, 301, 336, 344, 420, 430, 516, 560, 602, 645, 688, 840, 860, 903, 1032, 1204, 1290, 1505, 1680, 1720, 1806, 2064, 2408, 2580, 3010, 3440, 3612, 3881, 4515, 4816, 5160, 6020, 7224, 7762, 9030, 10320, 11643, 12040, 14448, 15524, 18060, 19405, 23286, 24080, 27167, 31048, 36120, 38810, 46572, 54334, 58215, 62096, 72240, 77620, 81501, 93144, 108668, 116430, 135835, 155240, 163002, 166883, 186288, 217336, 232860, 271670, 310480, 326004, 333766, 407505, 434672, 465720, 500649, 543340, 652008, 667532, 815010, 834415, 931440, 1001298, 1086680, 1168181, 1304016, 1335064, 1630020, 1668830, 2002596, 2173360, 2336362, 2503245, 2670128, 3260040, 3337660, 3504543, 4005192, 4672724, 5006490, 5840905, 6520080, 6675320, 7009086, 8010384, 9345448, 10012980, 11681810, 13350640, 14018172, 17522715, 18690896, 20025960, 23363620, 28036344, 35045430, 40051920, 46727240, 56072688, 70090860, 93454480, 140181720, 280363440]

約数ペア:

[(1, 280363440), (2, 140181720), (3, 93454480), (4, 70090860), (5, 56072688), (6, 46727240), (7, 40051920), (8, 35045430), (10, 28036344), (12, 23363620), (14, 20025960), (15, 18690896), (16, 17522715), (20, 14018172), (21, 13350640), (24, 11681810), (28, 10012980), (30, 9345448), (35, 8010384), (40, 7009086), (42, 6675320), (43, 6520080), (48, 5840905), (56, 5006490), (60, 4672724), (70, 4005192), (80, 3504543), (84, 3337660), (86, 3260040), (105, 2670128), (112, 2503245), (120, 2336362), (129, 2173360), (140, 2002596), (168, 1668830), (172, 1630020), (210, 1335064), (215, 1304016), (240, 1168181), (258, 1086680), (280, 1001298), (301, 931440), (336, 834415), (344, 815010), (420, 667532), (430, 652008), (516, 543340), (560, 500649), (602, 465720), (645, 434672), (688, 407505), (840, 333766), (860, 326004), (903, 310480), (1032, 271670), (1204, 232860), (1290, 217336), (1505, 186288), (1680, 166883), (1720, 163002), (1806, 155240), (2064, 135835), (2408, 116430), (2580, 108668), (3010, 93144), (3440, 81501), (3612, 77620), (3881, 72240), (4515, 62096), (4816, 58215), (5160, 54334), (6020, 46572), (7224, 38810), (7762, 36120), (9030, 31048), (10320, 27167), (11643, 24080), (12040, 23286), (14448, 19405), (15524, 18060)]