217865340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1429}}^1$

素因数の和:1473

約数の個数: 216

約数和(自身を含む): 830749920

約数和(自身を除く): 612884580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 121, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 242, 252, 308, 315, 330, 363, 385, 396, 420, 462, 484, 495, 605, 630, 660, 693, 726, 770, 847, 924, 990, 1089, 1155, 1210, 1260, 1386, 1429, 1452, 1540, 1694, 1815, 1980, 2178, 2310, 2420, 2541, 2772, 2858, 3388, 3465, 3630, 4235, 4287, 4356, 4620, 5082, 5445, 5716, 6930, 7145, 7260, 7623, 8470, 8574, 10003, 10164, 10890, 12705, 12861, 13860, 14290, 15246, 15719, 16940, 17148, 20006, 21435, 21780, 25410, 25722, 28580, 30009, 30492, 31438, 38115, 40012, 42870, 47157, 50015, 50820, 51444, 60018, 62876, 64305, 76230, 78595, 85740, 90027, 94314, 100030, 110033, 120036, 128610, 141471, 150045, 152460, 157190, 172909, 180054, 188628, 200060, 220066, 235785, 257220, 282942, 300090, 314380, 330099, 345818, 360108, 440132, 450135, 471570, 518727, 550165, 565884, 600180, 660198, 691636, 707355, 864545, 900270, 943140, 990297, 1037454, 1100330, 1210363, 1320396, 1414710, 1556181, 1650495, 1729090, 1800540, 1980594, 2074908, 2200660, 2420726, 2593635, 2829420, 3112362, 3300990, 3458180, 3631089, 3961188, 4841452, 4951485, 5187270, 6051815, 6224724, 6601980, 7262178, 7780905, 9902970, 10374540, 10893267, 12103630, 14524356, 15561810, 18155445, 19805940, 21786534, 24207260, 31123620, 36310890, 43573068, 54466335, 72621780, 108932670, 217865340]

約数ペア:

[(1, 217865340), (2, 108932670), (3, 72621780), (4, 54466335), (5, 43573068), (6, 36310890), (7, 31123620), (9, 24207260), (10, 21786534), (11, 19805940), (12, 18155445), (14, 15561810), (15, 14524356), (18, 12103630), (20, 10893267), (21, 10374540), (22, 9902970), (28, 7780905), (30, 7262178), (33, 6601980), (35, 6224724), (36, 6051815), (42, 5187270), (44, 4951485), (45, 4841452), (55, 3961188), (60, 3631089), (63, 3458180), (66, 3300990), (70, 3112362), (77, 2829420), (84, 2593635), (90, 2420726), (99, 2200660), (105, 2074908), (110, 1980594), (121, 1800540), (126, 1729090), (132, 1650495), (140, 1556181), (154, 1414710), (165, 1320396), (180, 1210363), (198, 1100330), (210, 1037454), (220, 990297), (231, 943140), (242, 900270), (252, 864545), (308, 707355), (315, 691636), (330, 660198), (363, 600180), (385, 565884), (396, 550165), (420, 518727), (462, 471570), (484, 450135), (495, 440132), (605, 360108), (630, 345818), (660, 330099), (693, 314380), (726, 300090), (770, 282942), (847, 257220), (924, 235785), (990, 220066), (1089, 200060), (1155, 188628), (1210, 180054), (1260, 172909), (1386, 157190), (1429, 152460), (1452, 150045), (1540, 141471), (1694, 128610), (1815, 120036), (1980, 110033), (2178, 100030), (2310, 94314), (2420, 90027), (2541, 85740), (2772, 78595), (2858, 76230), (3388, 64305), (3465, 62876), (3630, 60018), (4235, 51444), (4287, 50820), (4356, 50015), (4620, 47157), (5082, 42870), (5445, 40012), (5716, 38115), (6930, 31438), (7145, 30492), (7260, 30009), (7623, 28580), (8470, 25722), (8574, 25410), (10003, 21780), (10164, 21435), (10890, 20006), (12705, 17148), (12861, 16940), (13860, 15719), (14290, 15246)]