220640640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:401

約数の個数: 256

約数和(自身を含む): 794327040

約数和(自身を除く): 573686400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 337, 341, 352, 372, 384, 440, 465, 480, 496, 528, 620, 640, 660, 674, 682, 704, 744, 880, 930, 960, 992, 1011, 1023, 1056, 1240, 1320, 1348, 1364, 1408, 1488, 1685, 1705, 1760, 1860, 1920, 1984, 2022, 2046, 2112, 2480, 2640, 2696, 2728, 2976, 3370, 3410, 3520, 3707, 3720, 3968, 4044, 4092, 4224, 4960, 5055, 5115, 5280, 5392, 5456, 5952, 6740, 6820, 7040, 7414, 7440, 8088, 8184, 9920, 10110, 10230, 10447, 10560, 10784, 10912, 11121, 11904, 13480, 13640, 14828, 14880, 16176, 16368, 18535, 19840, 20220, 20460, 20894, 21120, 21568, 21824, 22242, 26960, 27280, 29656, 29760, 31341, 32352, 32736, 37070, 40440, 40920, 41788, 43136, 43648, 44484, 52235, 53920, 54560, 55605, 59312, 59520, 62682, 64704, 65472, 74140, 80880, 81840, 83576, 88968, 104470, 107840, 109120, 111210, 114917, 118624, 125364, 129408, 130944, 148280, 156705, 161760, 163680, 167152, 177936, 208940, 215680, 218240, 222420, 229834, 237248, 250728, 296560, 313410, 323520, 327360, 334304, 344751, 355872, 417880, 444840, 459668, 474496, 501456, 574585, 593120, 626820, 647040, 654720, 668608, 689502, 711744, 835760, 889680, 919336, 1002912, 1149170, 1186240, 1253640, 1337216, 1379004, 1423488, 1671520, 1723755, 1779360, 1838672, 2005824, 2298340, 2372480, 2507280, 2758008, 3343040, 3447510, 3558720, 3677344, 4011648, 4596680, 5014560, 5516016, 6686080, 6895020, 7117440, 7354688, 9193360, 10029120, 11032032, 13790040, 14709376, 18386720, 20058240, 22064064, 27580080, 36773440, 44128128, 55160160, 73546880, 110320320, 220640640]

約数ペア:

[(1, 220640640), (2, 110320320), (3, 73546880), (4, 55160160), (5, 44128128), (6, 36773440), (8, 27580080), (10, 22064064), (11, 20058240), (12, 18386720), (15, 14709376), (16, 13790040), (20, 11032032), (22, 10029120), (24, 9193360), (30, 7354688), (31, 7117440), (32, 6895020), (33, 6686080), (40, 5516016), (44, 5014560), (48, 4596680), (55, 4011648), (60, 3677344), (62, 3558720), (64, 3447510), (66, 3343040), (80, 2758008), (88, 2507280), (93, 2372480), (96, 2298340), (110, 2005824), (120, 1838672), (124, 1779360), (128, 1723755), (132, 1671520), (155, 1423488), (160, 1379004), (165, 1337216), (176, 1253640), (186, 1186240), (192, 1149170), (220, 1002912), (240, 919336), (248, 889680), (264, 835760), (310, 711744), (320, 689502), (330, 668608), (337, 654720), (341, 647040), (352, 626820), (372, 593120), (384, 574585), (440, 501456), (465, 474496), (480, 459668), (496, 444840), (528, 417880), (620, 355872), (640, 344751), (660, 334304), (674, 327360), (682, 323520), (704, 313410), (744, 296560), (880, 250728), (930, 237248), (960, 229834), (992, 222420), (1011, 218240), (1023, 215680), (1056, 208940), (1240, 177936), (1320, 167152), (1348, 163680), (1364, 161760), (1408, 156705), (1488, 148280), (1685, 130944), (1705, 129408), (1760, 125364), (1860, 118624), (1920, 114917), (1984, 111210), (2022, 109120), (2046, 107840), (2112, 104470), (2480, 88968), (2640, 83576), (2696, 81840), (2728, 80880), (2976, 74140), (3370, 65472), (3410, 64704), (3520, 62682), (3707, 59520), (3720, 59312), (3968, 55605), (4044, 54560), (4092, 53920), (4224, 52235), (4960, 44484), (5055, 43648), (5115, 43136), (5280, 41788), (5392, 40920), (5456, 40440), (5952, 37070), (6740, 32736), (6820, 32352), (7040, 31341), (7414, 29760), (7440, 29656), (8088, 27280), (8184, 26960), (9920, 22242), (10110, 21824), (10230, 21568), (10447, 21120), (10560, 20894), (10784, 20460), (10912, 20220), (11121, 19840), (11904, 18535), (13480, 16368), (13640, 16176), (14828, 14880)]