631380960

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{20879}}^1$

素因数の和:20910

約数の個数: 192

約数和(自身を含む): 2525644800

約数和(自身を除く): 1894263840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 20879, 30240, 41758, 62637, 83516, 104395, 125274, 146153, 167032, 187911, 208790, 250548, 292306, 313185, 334064, 375822, 417580, 438459, 501096, 563733, 584612, 626370, 668128, 730765, 751644, 835160, 876918, 939555, 1002192, 1127466, 1169224, 1252740, 1315377, 1461530, 1503288, 1670320, 1753836, 1879110, 2004384, 2192295, 2254932, 2338448, 2505480, 2630754, 2818665, 2923060, 3006576, 3340640, 3507672, 3758220, 3946131, 4384590, 4509864, 4676896, 5010960, 5261508, 5637330, 5846120, 6013152, 6576885, 7015344, 7516440, 7892262, 8769180, 9019728, 10021920, 10523016, 11274660, 11692240, 13153770, 14030688, 15032880, 15784524, 17538360, 18039456, 19730655, 21046032, 22549320, 23384480, 26307540, 30065760, 31569048, 35076720, 39461310, 42092064, 45098640, 52615080, 63138096, 70153440, 78922620, 90197280, 105230160, 126276192, 157845240, 210460320, 315690480, 631380960]

約数ペア:

[(1, 631380960), (2, 315690480), (3, 210460320), (4, 157845240), (5, 126276192), (6, 105230160), (7, 90197280), (8, 78922620), (9, 70153440), (10, 63138096), (12, 52615080), (14, 45098640), (15, 42092064), (16, 39461310), (18, 35076720), (20, 31569048), (21, 30065760), (24, 26307540), (27, 23384480), (28, 22549320), (30, 21046032), (32, 19730655), (35, 18039456), (36, 17538360), (40, 15784524), (42, 15032880), (45, 14030688), (48, 13153770), (54, 11692240), (56, 11274660), (60, 10523016), (63, 10021920), (70, 9019728), (72, 8769180), (80, 7892262), (84, 7516440), (90, 7015344), (96, 6576885), (105, 6013152), (108, 5846120), (112, 5637330), (120, 5261508), (126, 5010960), (135, 4676896), (140, 4509864), (144, 4384590), (160, 3946131), (168, 3758220), (180, 3507672), (189, 3340640), (210, 3006576), (216, 2923060), (224, 2818665), (240, 2630754), (252, 2505480), (270, 2338448), (280, 2254932), (288, 2192295), (315, 2004384), (336, 1879110), (360, 1753836), (378, 1670320), (420, 1503288), (432, 1461530), (480, 1315377), (504, 1252740), (540, 1169224), (560, 1127466), (630, 1002192), (672, 939555), (720, 876918), (756, 835160), (840, 751644), (864, 730765), (945, 668128), (1008, 626370), (1080, 584612), (1120, 563733), (1260, 501096), (1440, 438459), (1512, 417580), (1680, 375822), (1890, 334064), (2016, 313185), (2160, 292306), (2520, 250548), (3024, 208790), (3360, 187911), (3780, 167032), (4320, 146153), (5040, 125274), (6048, 104395), (7560, 83516), (10080, 62637), (15120, 41758), (20879, 30240)]