680778840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:422

約数の個数: 256

約数和(自身を含む): 2461777920

約数和(自身を除く): 1780999080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 167, 168, 184, 210, 211, 230, 276, 280, 322, 334, 345, 420, 422, 460, 483, 501, 552, 633, 644, 668, 690, 805, 835, 840, 844, 920, 966, 1002, 1055, 1169, 1266, 1288, 1336, 1380, 1477, 1610, 1670, 1688, 1932, 2004, 2110, 2338, 2415, 2505, 2532, 2760, 2954, 3165, 3220, 3340, 3507, 3841, 3864, 4008, 4220, 4431, 4676, 4830, 4853, 5010, 5064, 5845, 5908, 6330, 6440, 6680, 7014, 7385, 7682, 8440, 8862, 9352, 9660, 9706, 10020, 11523, 11690, 11816, 12660, 14028, 14559, 14770, 15364, 17535, 17724, 19205, 19320, 19412, 20040, 22155, 23046, 23380, 24265, 25320, 26887, 28056, 29118, 29540, 30728, 33971, 35070, 35237, 35448, 38410, 38824, 44310, 46092, 46760, 48530, 53774, 57615, 58236, 59080, 67942, 70140, 70474, 72795, 76820, 80661, 88620, 92184, 97060, 101913, 105711, 107548, 115230, 116472, 134435, 135884, 140280, 140948, 145590, 153640, 161322, 169855, 176185, 177240, 194120, 203826, 211422, 215096, 230460, 246659, 268870, 271768, 281896, 291180, 322644, 339710, 352370, 403305, 407652, 422844, 460920, 493318, 509565, 528555, 537740, 582360, 645288, 679420, 704740, 739977, 806610, 810451, 815304, 845688, 986636, 1019130, 1057110, 1075480, 1233295, 1358840, 1409480, 1479954, 1613220, 1620902, 1973272, 2038260, 2114220, 2431353, 2466590, 2959908, 3226440, 3241804, 3699885, 4052255, 4076520, 4228440, 4862706, 4933180, 5673157, 5919816, 6483608, 7399770, 8104510, 9725412, 9866360, 11346314, 12156765, 14799540, 16209020, 17019471, 19450824, 22692628, 24313530, 28365785, 29599080, 32418040, 34038942, 45385256, 48627060, 56731570, 68077884, 85097355, 97254120, 113463140, 136155768, 170194710, 226926280, 340389420, 680778840]

約数ペア:

[(1, 680778840), (2, 340389420), (3, 226926280), (4, 170194710), (5, 136155768), (6, 113463140), (7, 97254120), (8, 85097355), (10, 68077884), (12, 56731570), (14, 48627060), (15, 45385256), (20, 34038942), (21, 32418040), (23, 29599080), (24, 28365785), (28, 24313530), (30, 22692628), (35, 19450824), (40, 17019471), (42, 16209020), (46, 14799540), (56, 12156765), (60, 11346314), (69, 9866360), (70, 9725412), (84, 8104510), (92, 7399770), (105, 6483608), (115, 5919816), (120, 5673157), (138, 4933180), (140, 4862706), (161, 4228440), (167, 4076520), (168, 4052255), (184, 3699885), (210, 3241804), (211, 3226440), (230, 2959908), (276, 2466590), (280, 2431353), (322, 2114220), (334, 2038260), (345, 1973272), (420, 1620902), (422, 1613220), (460, 1479954), (483, 1409480), (501, 1358840), (552, 1233295), (633, 1075480), (644, 1057110), (668, 1019130), (690, 986636), (805, 845688), (835, 815304), (840, 810451), (844, 806610), (920, 739977), (966, 704740), (1002, 679420), (1055, 645288), (1169, 582360), (1266, 537740), (1288, 528555), (1336, 509565), (1380, 493318), (1477, 460920), (1610, 422844), (1670, 407652), (1688, 403305), (1932, 352370), (2004, 339710), (2110, 322644), (2338, 291180), (2415, 281896), (2505, 271768), (2532, 268870), (2760, 246659), (2954, 230460), (3165, 215096), (3220, 211422), (3340, 203826), (3507, 194120), (3841, 177240), (3864, 176185), (4008, 169855), (4220, 161322), (4431, 153640), (4676, 145590), (4830, 140948), (4853, 140280), (5010, 135884), (5064, 134435), (5845, 116472), (5908, 115230), (6330, 107548), (6440, 105711), (6680, 101913), (7014, 97060), (7385, 92184), (7682, 88620), (8440, 80661), (8862, 76820), (9352, 72795), (9660, 70474), (9706, 70140), (10020, 67942), (11523, 59080), (11690, 58236), (11816, 57615), (12660, 53774), (14028, 48530), (14559, 46760), (14770, 46092), (15364, 44310), (17535, 38824), (17724, 38410), (19205, 35448), (19320, 35237), (19412, 35070), (20040, 33971), (22155, 30728), (23046, 29540), (23380, 29118), (24265, 28056), (25320, 26887)]