212729440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:621

約数の個数: 192

約数和(自身を含む): 647958528

約数和(自身を除く): 435229088

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 160, 176, 217, 220, 224, 248, 280, 308, 310, 341, 352, 385, 434, 440, 496, 557, 560, 616, 620, 682, 770, 868, 880, 992, 1085, 1114, 1120, 1232, 1240, 1364, 1540, 1705, 1736, 1760, 2170, 2228, 2387, 2464, 2480, 2728, 2785, 3080, 3410, 3472, 3899, 4340, 4456, 4774, 4960, 5456, 5570, 6127, 6160, 6820, 6944, 7798, 8680, 8912, 9548, 10912, 11140, 11935, 12254, 12320, 13640, 15596, 17267, 17360, 17824, 19096, 19495, 22280, 23870, 24508, 27280, 30635, 31192, 34534, 34720, 38192, 38990, 42889, 44560, 47740, 49016, 54560, 61270, 62384, 69068, 76384, 77980, 85778, 86335, 89120, 95480, 98032, 120869, 122540, 124768, 138136, 155960, 171556, 172670, 189937, 190960, 196064, 214445, 241738, 245080, 276272, 311920, 343112, 345340, 379874, 381920, 428890, 483476, 490160, 552544, 604345, 623840, 686224, 690680, 759748, 857780, 949685, 966952, 980320, 1208690, 1329559, 1372448, 1381360, 1519496, 1715560, 1899370, 1933904, 2417380, 2659118, 2762720, 3038992, 3431120, 3798740, 3867808, 4834760, 5318236, 6077984, 6647795, 6862240, 7597480, 9669520, 10636472, 13295590, 15194960, 19339040, 21272944, 26591180, 30389920, 42545888, 53182360, 106364720, 212729440]

約数ペア:

[(1, 212729440), (2, 106364720), (4, 53182360), (5, 42545888), (7, 30389920), (8, 26591180), (10, 21272944), (11, 19339040), (14, 15194960), (16, 13295590), (20, 10636472), (22, 9669520), (28, 7597480), (31, 6862240), (32, 6647795), (35, 6077984), (40, 5318236), (44, 4834760), (55, 3867808), (56, 3798740), (62, 3431120), (70, 3038992), (77, 2762720), (80, 2659118), (88, 2417380), (110, 1933904), (112, 1899370), (124, 1715560), (140, 1519496), (154, 1381360), (155, 1372448), (160, 1329559), (176, 1208690), (217, 980320), (220, 966952), (224, 949685), (248, 857780), (280, 759748), (308, 690680), (310, 686224), (341, 623840), (352, 604345), (385, 552544), (434, 490160), (440, 483476), (496, 428890), (557, 381920), (560, 379874), (616, 345340), (620, 343112), (682, 311920), (770, 276272), (868, 245080), (880, 241738), (992, 214445), (1085, 196064), (1114, 190960), (1120, 189937), (1232, 172670), (1240, 171556), (1364, 155960), (1540, 138136), (1705, 124768), (1736, 122540), (1760, 120869), (2170, 98032), (2228, 95480), (2387, 89120), (2464, 86335), (2480, 85778), (2728, 77980), (2785, 76384), (3080, 69068), (3410, 62384), (3472, 61270), (3899, 54560), (4340, 49016), (4456, 47740), (4774, 44560), (4960, 42889), (5456, 38990), (5570, 38192), (6127, 34720), (6160, 34534), (6820, 31192), (6944, 30635), (7798, 27280), (8680, 24508), (8912, 23870), (9548, 22280), (10912, 19495), (11140, 19096), (11935, 17824), (12254, 17360), (12320, 17267), (13640, 15596)]