2155261920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^2$

素因数の和:382

約数の個数: 288

約数和(自身を含む): 8145059328

約数和(自身を除く): 5989797408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 138, 140, 160, 161, 167, 168, 184, 210, 224, 230, 240, 276, 280, 322, 334, 336, 345, 368, 420, 460, 480, 483, 501, 552, 560, 644, 668, 672, 690, 736, 805, 835, 840, 920, 966, 1002, 1104, 1120, 1169, 1288, 1336, 1380, 1610, 1670, 1680, 1840, 1932, 2004, 2208, 2338, 2415, 2505, 2576, 2672, 2760, 3220, 3340, 3360, 3507, 3680, 3841, 3864, 4008, 4676, 4830, 5010, 5152, 5344, 5520, 5845, 6440, 6680, 7014, 7682, 7728, 8016, 9352, 9660, 10020, 11040, 11523, 11690, 12880, 13360, 14028, 15364, 15456, 16032, 17535, 18704, 19205, 19320, 20040, 23046, 23380, 25760, 26720, 26887, 27889, 28056, 30728, 35070, 37408, 38410, 38640, 40080, 46092, 46760, 53774, 55778, 56112, 57615, 61456, 70140, 76820, 77280, 80160, 80661, 83667, 92184, 93520, 107548, 111556, 112224, 115230, 122912, 134435, 139445, 140280, 153640, 161322, 167334, 184368, 187040, 195223, 215096, 223112, 230460, 268870, 278890, 280560, 307280, 322644, 334668, 368736, 390446, 403305, 418335, 430192, 446224, 460920, 537740, 557780, 561120, 585669, 614560, 641447, 645288, 669336, 780892, 806610, 836670, 860384, 892448, 921840, 976115, 1075480, 1115560, 1171338, 1282894, 1290576, 1338672, 1561784, 1613220, 1673340, 1843680, 1924341, 1952230, 2150960, 2231120, 2342676, 2565788, 2581152, 2677344, 2928345, 3123568, 3207235, 3226440, 3346680, 3848682, 3904460, 4301920, 4462240, 4490129, 4685352, 5131576, 5856690, 6247136, 6414470, 6452880, 6693360, 7697364, 7808920, 8980258, 9370704, 9621705, 10263152, 11713380, 12828940, 12905760, 13386720, 13470387, 15394728, 15617840, 17960516, 18741408, 19243410, 20526304, 22450645, 23426760, 25657880, 26940774, 30789456, 31235680, 35921032, 38486820, 44901290, 46853520, 51315760, 53881548, 61578912, 67351935, 71842064, 76973640, 89802580, 93707040, 102631520, 107763096, 134703870, 143684128, 153947280, 179605160, 215526192, 269407740, 307894560, 359210320, 431052384, 538815480, 718420640, 1077630960, 2155261920]

約数ペア:

[(1, 2155261920), (2, 1077630960), (3, 718420640), (4, 538815480), (5, 431052384), (6, 359210320), (7, 307894560), (8, 269407740), (10, 215526192), (12, 179605160), (14, 153947280), (15, 143684128), (16, 134703870), (20, 107763096), (21, 102631520), (23, 93707040), (24, 89802580), (28, 76973640), (30, 71842064), (32, 67351935), (35, 61578912), (40, 53881548), (42, 51315760), (46, 46853520), (48, 44901290), (56, 38486820), (60, 35921032), (69, 31235680), (70, 30789456), (80, 26940774), (84, 25657880), (92, 23426760), (96, 22450645), (105, 20526304), (112, 19243410), (115, 18741408), (120, 17960516), (138, 15617840), (140, 15394728), (160, 13470387), (161, 13386720), (167, 12905760), (168, 12828940), (184, 11713380), (210, 10263152), (224, 9621705), (230, 9370704), (240, 8980258), (276, 7808920), (280, 7697364), (322, 6693360), (334, 6452880), (336, 6414470), (345, 6247136), (368, 5856690), (420, 5131576), (460, 4685352), (480, 4490129), (483, 4462240), (501, 4301920), (552, 3904460), (560, 3848682), (644, 3346680), (668, 3226440), (672, 3207235), (690, 3123568), (736, 2928345), (805, 2677344), (835, 2581152), (840, 2565788), (920, 2342676), (966, 2231120), (1002, 2150960), (1104, 1952230), (1120, 1924341), (1169, 1843680), (1288, 1673340), (1336, 1613220), (1380, 1561784), (1610, 1338672), (1670, 1290576), (1680, 1282894), (1840, 1171338), (1932, 1115560), (2004, 1075480), (2208, 976115), (2338, 921840), (2415, 892448), (2505, 860384), (2576, 836670), (2672, 806610), (2760, 780892), (3220, 669336), (3340, 645288), (3360, 641447), (3507, 614560), (3680, 585669), (3841, 561120), (3864, 557780), (4008, 537740), (4676, 460920), (4830, 446224), (5010, 430192), (5152, 418335), (5344, 403305), (5520, 390446), (5845, 368736), (6440, 334668), (6680, 322644), (7014, 307280), (7682, 280560), (7728, 278890), (8016, 268870), (9352, 230460), (9660, 223112), (10020, 215096), (11040, 195223), (11523, 187040), (11690, 184368), (12880, 167334), (13360, 161322), (14028, 153640), (15364, 140280), (15456, 139445), (16032, 134435), (17535, 122912), (18704, 115230), (19205, 112224), (19320, 111556), (20040, 107548), (23046, 93520), (23380, 92184), (25760, 83667), (26720, 80661), (26887, 80160), (27889, 77280), (28056, 76820), (30728, 70140), (35070, 61456), (37408, 57615), (38410, 56112), (38640, 55778), (40080, 53774), (46092, 46760)]