254641440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 192

約数和(自身を含む): 840913920

約数和(自身を除く): 586272480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 109, 120, 124, 155, 157, 160, 186, 218, 240, 248, 310, 314, 327, 372, 436, 465, 471, 480, 496, 545, 620, 628, 654, 744, 785, 872, 930, 942, 992, 1090, 1240, 1256, 1308, 1488, 1570, 1635, 1744, 1860, 1884, 2180, 2355, 2480, 2512, 2616, 2976, 3140, 3270, 3379, 3488, 3720, 3768, 4360, 4710, 4867, 4960, 5024, 5232, 6280, 6540, 6758, 7440, 7536, 8720, 9420, 9734, 10137, 10464, 12560, 13080, 13516, 14601, 14880, 15072, 16895, 17113, 17440, 18840, 19468, 20274, 24335, 25120, 26160, 27032, 29202, 33790, 34226, 37680, 38936, 40548, 48670, 50685, 51339, 52320, 54064, 58404, 67580, 68452, 73005, 75360, 77872, 81096, 85565, 97340, 101370, 102678, 108128, 116808, 135160, 136904, 146010, 155744, 162192, 171130, 194680, 202740, 205356, 233616, 256695, 270320, 273808, 292020, 324384, 342260, 389360, 405480, 410712, 467232, 513390, 530503, 540640, 547616, 584040, 684520, 778720, 810960, 821424, 1026780, 1061006, 1168080, 1369040, 1591509, 1621920, 1642848, 2053560, 2122012, 2336160, 2652515, 2738080, 3183018, 4107120, 4244024, 5305030, 6366036, 7957545, 8214240, 8488048, 10610060, 12732072, 15915090, 16976096, 21220120, 25464144, 31830180, 42440240, 50928288, 63660360, 84880480, 127320720, 254641440]

約数ペア:

[(1, 254641440), (2, 127320720), (3, 84880480), (4, 63660360), (5, 50928288), (6, 42440240), (8, 31830180), (10, 25464144), (12, 21220120), (15, 16976096), (16, 15915090), (20, 12732072), (24, 10610060), (30, 8488048), (31, 8214240), (32, 7957545), (40, 6366036), (48, 5305030), (60, 4244024), (62, 4107120), (80, 3183018), (93, 2738080), (96, 2652515), (109, 2336160), (120, 2122012), (124, 2053560), (155, 1642848), (157, 1621920), (160, 1591509), (186, 1369040), (218, 1168080), (240, 1061006), (248, 1026780), (310, 821424), (314, 810960), (327, 778720), (372, 684520), (436, 584040), (465, 547616), (471, 540640), (480, 530503), (496, 513390), (545, 467232), (620, 410712), (628, 405480), (654, 389360), (744, 342260), (785, 324384), (872, 292020), (930, 273808), (942, 270320), (992, 256695), (1090, 233616), (1240, 205356), (1256, 202740), (1308, 194680), (1488, 171130), (1570, 162192), (1635, 155744), (1744, 146010), (1860, 136904), (1884, 135160), (2180, 116808), (2355, 108128), (2480, 102678), (2512, 101370), (2616, 97340), (2976, 85565), (3140, 81096), (3270, 77872), (3379, 75360), (3488, 73005), (3720, 68452), (3768, 67580), (4360, 58404), (4710, 54064), (4867, 52320), (4960, 51339), (5024, 50685), (5232, 48670), (6280, 40548), (6540, 38936), (6758, 37680), (7440, 34226), (7536, 33790), (8720, 29202), (9420, 27032), (9734, 26160), (10137, 25120), (10464, 24335), (12560, 20274), (13080, 19468), (13516, 18840), (14601, 17440), (14880, 17113), (15072, 16895)]