90865440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{709}}^1$

素因数の和:819

約数の個数: 144

約数和(自身を含む): 314004600

約数和(自身を除く): 223139160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 89, 90, 96, 120, 144, 160, 178, 180, 240, 267, 288, 356, 360, 445, 480, 534, 709, 712, 720, 801, 890, 1068, 1335, 1418, 1424, 1440, 1602, 1780, 2127, 2136, 2670, 2836, 2848, 3204, 3545, 3560, 4005, 4254, 4272, 5340, 5672, 6381, 6408, 7090, 7120, 8010, 8508, 8544, 10635, 10680, 11344, 12762, 12816, 14180, 14240, 16020, 17016, 21270, 21360, 22688, 25524, 25632, 28360, 31905, 32040, 34032, 42540, 42720, 51048, 56720, 63101, 63810, 64080, 68064, 85080, 102096, 113440, 126202, 127620, 128160, 170160, 189303, 204192, 252404, 255240, 315505, 340320, 378606, 504808, 510480, 567909, 631010, 757212, 946515, 1009616, 1020960, 1135818, 1262020, 1514424, 1893030, 2019232, 2271636, 2524040, 2839545, 3028848, 3786060, 4543272, 5048080, 5679090, 6057696, 7572120, 9086544, 10096160, 11358180, 15144240, 18173088, 22716360, 30288480, 45432720, 90865440]

約数ペア:

[(1, 90865440), (2, 45432720), (3, 30288480), (4, 22716360), (5, 18173088), (6, 15144240), (8, 11358180), (9, 10096160), (10, 9086544), (12, 7572120), (15, 6057696), (16, 5679090), (18, 5048080), (20, 4543272), (24, 3786060), (30, 3028848), (32, 2839545), (36, 2524040), (40, 2271636), (45, 2019232), (48, 1893030), (60, 1514424), (72, 1262020), (80, 1135818), (89, 1020960), (90, 1009616), (96, 946515), (120, 757212), (144, 631010), (160, 567909), (178, 510480), (180, 504808), (240, 378606), (267, 340320), (288, 315505), (356, 255240), (360, 252404), (445, 204192), (480, 189303), (534, 170160), (709, 128160), (712, 127620), (720, 126202), (801, 113440), (890, 102096), (1068, 85080), (1335, 68064), (1418, 64080), (1424, 63810), (1440, 63101), (1602, 56720), (1780, 51048), (2127, 42720), (2136, 42540), (2670, 34032), (2836, 32040), (2848, 31905), (3204, 28360), (3545, 25632), (3560, 25524), (4005, 22688), (4254, 21360), (4272, 21270), (5340, 17016), (5672, 16020), (6381, 14240), (6408, 14180), (7090, 12816), (7120, 12762), (8010, 11344), (8508, 10680), (8544, 10635)]