20288002080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{16427}}^1$

素因数の和:16559

約数の個数: 192

約数和(自身を含む): 66767597568

約数和(自身を除く): 46479595488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 83, 93, 96, 120, 124, 155, 160, 166, 186, 240, 248, 249, 310, 332, 372, 415, 465, 480, 496, 498, 620, 664, 744, 830, 930, 992, 996, 1240, 1245, 1328, 1488, 1660, 1860, 1992, 2480, 2490, 2573, 2656, 2976, 3320, 3720, 3984, 4960, 4980, 5146, 6640, 7440, 7719, 7968, 9960, 10292, 12865, 13280, 14880, 15438, 16427, 19920, 20584, 25730, 30876, 32854, 38595, 39840, 41168, 49281, 51460, 61752, 65708, 77190, 82135, 82336, 98562, 102920, 123504, 131416, 154380, 164270, 197124, 205840, 246405, 247008, 262832, 308760, 328540, 394248, 411680, 492810, 509237, 525664, 617520, 657080, 788496, 985620, 1018474, 1235040, 1314160, 1363441, 1527711, 1576992, 1971240, 2036948, 2546185, 2628320, 2726882, 3055422, 3942480, 4073896, 4090323, 5092370, 5453764, 6110844, 6817205, 7638555, 7884960, 8147792, 8180646, 10184740, 10907528, 12221688, 13634410, 15277110, 16295584, 16361292, 20369480, 20451615, 21815056, 24443376, 27268820, 30554220, 32722584, 40738960, 40903230, 42266671, 43630112, 48886752, 54537640, 61108440, 65445168, 81477920, 81806460, 84533342, 109075280, 122216880, 126800013, 130890336, 163612920, 169066684, 211333355, 218150560, 244433760, 253600026, 327225840, 338133368, 422666710, 507200052, 634000065, 654451680, 676266736, 845333420, 1014400104, 1268000130, 1352533472, 1690666840, 2028800208, 2536000260, 3381333680, 4057600416, 5072000520, 6762667360, 10144001040, 20288002080]

約数ペア:

[(1, 20288002080), (2, 10144001040), (3, 6762667360), (4, 5072000520), (5, 4057600416), (6, 3381333680), (8, 2536000260), (10, 2028800208), (12, 1690666840), (15, 1352533472), (16, 1268000130), (20, 1014400104), (24, 845333420), (30, 676266736), (31, 654451680), (32, 634000065), (40, 507200052), (48, 422666710), (60, 338133368), (62, 327225840), (80, 253600026), (83, 244433760), (93, 218150560), (96, 211333355), (120, 169066684), (124, 163612920), (155, 130890336), (160, 126800013), (166, 122216880), (186, 109075280), (240, 84533342), (248, 81806460), (249, 81477920), (310, 65445168), (332, 61108440), (372, 54537640), (415, 48886752), (465, 43630112), (480, 42266671), (496, 40903230), (498, 40738960), (620, 32722584), (664, 30554220), (744, 27268820), (830, 24443376), (930, 21815056), (992, 20451615), (996, 20369480), (1240, 16361292), (1245, 16295584), (1328, 15277110), (1488, 13634410), (1660, 12221688), (1860, 10907528), (1992, 10184740), (2480, 8180646), (2490, 8147792), (2573, 7884960), (2656, 7638555), (2976, 6817205), (3320, 6110844), (3720, 5453764), (3984, 5092370), (4960, 4090323), (4980, 4073896), (5146, 3942480), (6640, 3055422), (7440, 2726882), (7719, 2628320), (7968, 2546185), (9960, 2036948), (10292, 1971240), (12865, 1576992), (13280, 1527711), (14880, 1363441), (15438, 1314160), (16427, 1235040), (19920, 1018474), (20584, 985620), (25730, 788496), (30876, 657080), (32854, 617520), (38595, 525664), (39840, 509237), (41168, 492810), (49281, 411680), (51460, 394248), (61752, 328540), (65708, 308760), (77190, 262832), (82135, 247008), (82336, 246405), (98562, 205840), (102920, 197124), (123504, 164270), (131416, 154380)]