305895240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{17341}}^1$

素因数の和:17372

約数の個数: 144

約数和(自身を含む): 1156537980

約数和(自身を除く): 850642740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17341, 17640, 34682, 52023, 69364, 86705, 104046, 121387, 138728, 156069, 173410, 208092, 242774, 260115, 312138, 346820, 364161, 416184, 485548, 520230, 606935, 624276, 693640, 728322, 780345, 849709, 971096, 1040460, 1092483, 1213870, 1248552, 1456644, 1560690, 1699418, 1820805, 2080920, 2184966, 2427740, 2549127, 2913288, 3121380, 3398836, 3641610, 4248545, 4369932, 4855480, 5098254, 5462415, 6242760, 6797672, 7283220, 7647381, 8497090, 8739864, 10196508, 10924830, 12745635, 14566440, 15294762, 16994180, 20393016, 21849660, 25491270, 30589524, 33988360, 38236905, 43699320, 50982540, 61179048, 76473810, 101965080, 152947620, 305895240]

約数ペア:

[(1, 305895240), (2, 152947620), (3, 101965080), (4, 76473810), (5, 61179048), (6, 50982540), (7, 43699320), (8, 38236905), (9, 33988360), (10, 30589524), (12, 25491270), (14, 21849660), (15, 20393016), (18, 16994180), (20, 15294762), (21, 14566440), (24, 12745635), (28, 10924830), (30, 10196508), (35, 8739864), (36, 8497090), (40, 7647381), (42, 7283220), (45, 6797672), (49, 6242760), (56, 5462415), (60, 5098254), (63, 4855480), (70, 4369932), (72, 4248545), (84, 3641610), (90, 3398836), (98, 3121380), (105, 2913288), (120, 2549127), (126, 2427740), (140, 2184966), (147, 2080920), (168, 1820805), (180, 1699418), (196, 1560690), (210, 1456644), (245, 1248552), (252, 1213870), (280, 1092483), (294, 1040460), (315, 971096), (360, 849709), (392, 780345), (420, 728322), (441, 693640), (490, 624276), (504, 606935), (588, 520230), (630, 485548), (735, 416184), (840, 364161), (882, 346820), (980, 312138), (1176, 260115), (1260, 242774), (1470, 208092), (1764, 173410), (1960, 156069), (2205, 138728), (2520, 121387), (2940, 104046), (3528, 86705), (4410, 69364), (5880, 52023), (8820, 34682), (17341, 17640)]