644408160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 288

約数和(自身を含む): 2306174976

約数和(自身を除く): 1661766816

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, 66, 80, 88, 93, 96, 110, 120, 124, 127, 132, 155, 160, 165, 176, 186, 220, 240, 248, 254, 264, 310, 330, 341, 352, 372, 381, 440, 465, 480, 496, 508, 528, 620, 635, 660, 682, 744, 762, 880, 930, 961, 992, 1016, 1023, 1056, 1240, 1270, 1320, 1364, 1397, 1488, 1524, 1705, 1760, 1860, 1905, 1922, 2032, 2046, 2480, 2540, 2640, 2728, 2794, 2883, 2976, 3048, 3410, 3720, 3810, 3844, 3937, 4064, 4092, 4191, 4805, 4960, 5080, 5115, 5280, 5456, 5588, 5766, 6096, 6820, 6985, 7440, 7620, 7688, 7874, 8184, 8382, 9610, 10160, 10230, 10571, 10912, 11176, 11532, 11811, 12192, 13640, 13970, 14415, 14880, 15240, 15376, 15748, 16368, 16764, 19220, 19685, 20320, 20460, 20955, 21142, 22352, 23064, 23622, 27280, 27940, 28830, 30480, 30752, 31496, 31713, 32736, 33528, 38440, 39370, 40920, 41910, 42284, 43307, 44704, 46128, 47244, 52855, 54560, 55880, 57660, 59055, 60960, 62992, 63426, 67056, 76880, 78740, 81840, 83820, 84568, 86614, 92256, 94488, 105710, 111760, 115320, 118110, 122047, 125984, 126852, 129921, 134112, 153760, 157480, 158565, 163680, 167640, 169136, 173228, 188976, 211420, 216535, 223520, 230640, 236220, 244094, 253704, 259842, 314960, 317130, 335280, 338272, 346456, 366141, 377952, 422840, 433070, 461280, 472440, 488188, 507408, 519684, 610235, 629920, 634260, 649605, 670560, 692912, 732282, 845680, 866140, 944880, 976376, 1014816, 1039368, 1220470, 1268520, 1299210, 1342517, 1385824, 1464564, 1691360, 1732280, 1830705, 1889760, 1952752, 2078736, 2440940, 2537040, 2598420, 2685034, 2929128, 3464560, 3661410, 3905504, 4027551, 4157472, 4881880, 5074080, 5196840, 5370068, 5858256, 6712585, 6929120, 7322820, 8055102, 9763760, 10393680, 10740136, 11716512, 13425170, 14645640, 16110204, 19527520, 20137755, 20787360, 21480272, 26850340, 29291280, 32220408, 40275510, 42960544, 53700680, 58582560, 64440816, 80551020, 107401360, 128881632, 161102040, 214802720, 322204080, 644408160]

約数ペア:

[(1, 644408160), (2, 322204080), (3, 214802720), (4, 161102040), (5, 128881632), (6, 107401360), (8, 80551020), (10, 64440816), (11, 58582560), (12, 53700680), (15, 42960544), (16, 40275510), (20, 32220408), (22, 29291280), (24, 26850340), (30, 21480272), (31, 20787360), (32, 20137755), (33, 19527520), (40, 16110204), (44, 14645640), (48, 13425170), (55, 11716512), (60, 10740136), (62, 10393680), (66, 9763760), (80, 8055102), (88, 7322820), (93, 6929120), (96, 6712585), (110, 5858256), (120, 5370068), (124, 5196840), (127, 5074080), (132, 4881880), (155, 4157472), (160, 4027551), (165, 3905504), (176, 3661410), (186, 3464560), (220, 2929128), (240, 2685034), (248, 2598420), (254, 2537040), (264, 2440940), (310, 2078736), (330, 1952752), (341, 1889760), (352, 1830705), (372, 1732280), (381, 1691360), (440, 1464564), (465, 1385824), (480, 1342517), (496, 1299210), (508, 1268520), (528, 1220470), (620, 1039368), (635, 1014816), (660, 976376), (682, 944880), (744, 866140), (762, 845680), (880, 732282), (930, 692912), (961, 670560), (992, 649605), (1016, 634260), (1023, 629920), (1056, 610235), (1240, 519684), (1270, 507408), (1320, 488188), (1364, 472440), (1397, 461280), (1488, 433070), (1524, 422840), (1705, 377952), (1760, 366141), (1860, 346456), (1905, 338272), (1922, 335280), (2032, 317130), (2046, 314960), (2480, 259842), (2540, 253704), (2640, 244094), (2728, 236220), (2794, 230640), (2883, 223520), (2976, 216535), (3048, 211420), (3410, 188976), (3720, 173228), (3810, 169136), (3844, 167640), (3937, 163680), (4064, 158565), (4092, 157480), (4191, 153760), (4805, 134112), (4960, 129921), (5080, 126852), (5115, 125984), (5280, 122047), (5456, 118110), (5588, 115320), (5766, 111760), (6096, 105710), (6820, 94488), (6985, 92256), (7440, 86614), (7620, 84568), (7688, 83820), (7874, 81840), (8184, 78740), (8382, 76880), (9610, 67056), (10160, 63426), (10230, 62992), (10571, 60960), (10912, 59055), (11176, 57660), (11532, 55880), (11811, 54560), (12192, 52855), (13640, 47244), (13970, 46128), (14415, 44704), (14880, 43307), (15240, 42284), (15376, 41910), (15748, 40920), (16368, 39370), (16764, 38440), (19220, 33528), (19685, 32736), (20320, 31713), (20460, 31496), (20955, 30752), (21142, 30480), (22352, 28830), (23064, 27940), (23622, 27280)]