216670860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{479}}^1$

素因数の和:860

約数の個数: 144

約数和(自身を含む): 754790400

約数和(自身を除く): 538119540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 359, 420, 479, 630, 718, 958, 1077, 1260, 1436, 1437, 1795, 1916, 2154, 2395, 2513, 2874, 3231, 3353, 3590, 4308, 4311, 4790, 5026, 5385, 5748, 6462, 6706, 7180, 7185, 7539, 8622, 9580, 10052, 10059, 10770, 12565, 12924, 13412, 14370, 15078, 16155, 16765, 17244, 20118, 21540, 21555, 22617, 25130, 28740, 30156, 30177, 32310, 33530, 37695, 40236, 43110, 45234, 50260, 50295, 60354, 64620, 67060, 75390, 86220, 90468, 100590, 113085, 120708, 150780, 150885, 171961, 201180, 226170, 301770, 343922, 452340, 515883, 603540, 687844, 859805, 1031766, 1203727, 1547649, 1719610, 2063532, 2407454, 2579415, 3095298, 3439220, 3611181, 4814908, 5158830, 6018635, 6190596, 7222362, 7738245, 10317660, 10833543, 12037270, 14444724, 15476490, 18055905, 21667086, 24074540, 30952980, 36111810, 43334172, 54167715, 72223620, 108335430, 216670860]

約数ペア:

[(1, 216670860), (2, 108335430), (3, 72223620), (4, 54167715), (5, 43334172), (6, 36111810), (7, 30952980), (9, 24074540), (10, 21667086), (12, 18055905), (14, 15476490), (15, 14444724), (18, 12037270), (20, 10833543), (21, 10317660), (28, 7738245), (30, 7222362), (35, 6190596), (36, 6018635), (42, 5158830), (45, 4814908), (60, 3611181), (63, 3439220), (70, 3095298), (84, 2579415), (90, 2407454), (105, 2063532), (126, 1719610), (140, 1547649), (180, 1203727), (210, 1031766), (252, 859805), (315, 687844), (359, 603540), (420, 515883), (479, 452340), (630, 343922), (718, 301770), (958, 226170), (1077, 201180), (1260, 171961), (1436, 150885), (1437, 150780), (1795, 120708), (1916, 113085), (2154, 100590), (2395, 90468), (2513, 86220), (2874, 75390), (3231, 67060), (3353, 64620), (3590, 60354), (4308, 50295), (4311, 50260), (4790, 45234), (5026, 43110), (5385, 40236), (5748, 37695), (6462, 33530), (6706, 32310), (7180, 30177), (7185, 30156), (7539, 28740), (8622, 25130), (9580, 22617), (10052, 21555), (10059, 21540), (10770, 20118), (12565, 17244), (12924, 16765), (13412, 16155), (14370, 15078)]