21605986980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{827}}^1\times {\mathrm{16127}}^1$

素因数の和:16975

約数の個数: 120

約数和(自身を含む): 67864946688

約数和(自身を除く): 46258959708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 827, 1620, 1654, 2481, 3308, 4135, 4962, 7443, 8270, 9924, 12405, 14886, 16127, 16540, 22329, 24810, 29772, 32254, 37215, 44658, 48381, 49620, 64508, 66987, 74430, 80635, 89316, 96762, 111645, 133974, 145143, 148860, 161270, 193524, 223290, 241905, 267948, 290286, 322540, 334935, 435429, 446580, 483810, 580572, 669870, 725715, 870858, 967620, 1306287, 1339740, 1451430, 1741716, 2177145, 2612574, 2902860, 4354290, 5225148, 6531435, 8708580, 13062870, 13337029, 26125740, 26674058, 40011087, 53348116, 66685145, 80022174, 120033261, 133370290, 160044348, 200055435, 240066522, 266740580, 360099783, 400110870, 480133044, 600166305, 720199566, 800221740, 1080299349, 1200332610, 1440399132, 1800498915, 2160598698, 2400665220, 3600997830, 4321197396, 5401496745, 7201995660, 10802993490, 21605986980]

約数ペア:

[(1, 21605986980), (2, 10802993490), (3, 7201995660), (4, 5401496745), (5, 4321197396), (6, 3600997830), (9, 2400665220), (10, 2160598698), (12, 1800498915), (15, 1440399132), (18, 1200332610), (20, 1080299349), (27, 800221740), (30, 720199566), (36, 600166305), (45, 480133044), (54, 400110870), (60, 360099783), (81, 266740580), (90, 240066522), (108, 200055435), (135, 160044348), (162, 133370290), (180, 120033261), (270, 80022174), (324, 66685145), (405, 53348116), (540, 40011087), (810, 26674058), (827, 26125740), (1620, 13337029), (1654, 13062870), (2481, 8708580), (3308, 6531435), (4135, 5225148), (4962, 4354290), (7443, 2902860), (8270, 2612574), (9924, 2177145), (12405, 1741716), (14886, 1451430), (16127, 1339740), (16540, 1306287), (22329, 967620), (24810, 870858), (29772, 725715), (32254, 669870), (37215, 580572), (44658, 483810), (48381, 446580), (49620, 435429), (64508, 334935), (66987, 322540), (74430, 290286), (80635, 267948), (89316, 241905), (96762, 223290), (111645, 193524), (133974, 161270), (145143, 148860)]