8781699840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73771}}^1$

素因数の和:73826

約数の個数: 144

約数和(自身を含む): 28951673856

約数和(自身を除く): 20169974016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3840, 3968, 4960, 5952, 7440, 7936, 9920, 11904, 14880, 19840, 23808, 29760, 39680, 59520, 73771, 119040, 147542, 221313, 295084, 368855, 442626, 590168, 737710, 885252, 1106565, 1180336, 1475420, 1770504, 2213130, 2286901, 2360672, 2950840, 3541008, 4426260, 4573802, 4721344, 5901680, 6860703, 7082016, 8852520, 9147604, 9442688, 11434505, 11803360, 13721406, 14164032, 17705040, 18295208, 18885376, 22869010, 23606720, 27442812, 28328064, 34303515, 35410080, 36590416, 45738020, 47213440, 54885624, 56656128, 68607030, 70820160, 73180832, 91476040, 94426880, 109771248, 137214060, 141640320, 146361664, 182952080, 219542496, 274428120, 283280640, 292723328, 365904160, 439084992, 548856240, 585446656, 731808320, 878169984, 1097712480, 1463616640, 1756339968, 2195424960, 2927233280, 4390849920, 8781699840]

約数ペア:

[(1, 8781699840), (2, 4390849920), (3, 2927233280), (4, 2195424960), (5, 1756339968), (6, 1463616640), (8, 1097712480), (10, 878169984), (12, 731808320), (15, 585446656), (16, 548856240), (20, 439084992), (24, 365904160), (30, 292723328), (31, 283280640), (32, 274428120), (40, 219542496), (48, 182952080), (60, 146361664), (62, 141640320), (64, 137214060), (80, 109771248), (93, 94426880), (96, 91476040), (120, 73180832), (124, 70820160), (128, 68607030), (155, 56656128), (160, 54885624), (186, 47213440), (192, 45738020), (240, 36590416), (248, 35410080), (256, 34303515), (310, 28328064), (320, 27442812), (372, 23606720), (384, 22869010), (465, 18885376), (480, 18295208), (496, 17705040), (620, 14164032), (640, 13721406), (744, 11803360), (768, 11434505), (930, 9442688), (960, 9147604), (992, 8852520), (1240, 7082016), (1280, 6860703), (1488, 5901680), (1860, 4721344), (1920, 4573802), (1984, 4426260), (2480, 3541008), (2976, 2950840), (3720, 2360672), (3840, 2286901), (3968, 2213130), (4960, 1770504), (5952, 1475420), (7440, 1180336), (7936, 1106565), (9920, 885252), (11904, 737710), (14880, 590168), (19840, 442626), (23808, 368855), (29760, 295084), (39680, 221313), (59520, 147542), (73771, 119040)]