299240520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:615

約数の個数: 128

約数和(自身を含む): 933258240

約数和(自身を除く): 634017720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 257, 310, 313, 372, 465, 514, 620, 626, 744, 771, 930, 939, 1028, 1240, 1252, 1285, 1542, 1565, 1860, 1878, 2056, 2504, 2570, 3084, 3130, 3720, 3756, 3855, 4695, 5140, 6168, 6260, 7512, 7710, 7967, 9390, 9703, 10280, 12520, 15420, 15934, 18780, 19406, 23901, 29109, 30840, 31868, 37560, 38812, 39835, 47802, 48515, 58218, 63736, 77624, 79670, 80441, 95604, 97030, 116436, 119505, 145545, 159340, 160882, 191208, 194060, 232872, 239010, 241323, 291090, 318680, 321764, 388120, 402205, 478020, 482646, 582180, 643528, 804410, 956040, 965292, 1164360, 1206615, 1608820, 1930584, 2413230, 2493671, 3217640, 4826460, 4987342, 7481013, 9652920, 9974684, 12468355, 14962026, 19949368, 24936710, 29924052, 37405065, 49873420, 59848104, 74810130, 99746840, 149620260, 299240520]

約数ペア:

[(1, 299240520), (2, 149620260), (3, 99746840), (4, 74810130), (5, 59848104), (6, 49873420), (8, 37405065), (10, 29924052), (12, 24936710), (15, 19949368), (20, 14962026), (24, 12468355), (30, 9974684), (31, 9652920), (40, 7481013), (60, 4987342), (62, 4826460), (93, 3217640), (120, 2493671), (124, 2413230), (155, 1930584), (186, 1608820), (248, 1206615), (257, 1164360), (310, 965292), (313, 956040), (372, 804410), (465, 643528), (514, 582180), (620, 482646), (626, 478020), (744, 402205), (771, 388120), (930, 321764), (939, 318680), (1028, 291090), (1240, 241323), (1252, 239010), (1285, 232872), (1542, 194060), (1565, 191208), (1860, 160882), (1878, 159340), (2056, 145545), (2504, 119505), (2570, 116436), (3084, 97030), (3130, 95604), (3720, 80441), (3756, 79670), (3855, 77624), (4695, 63736), (5140, 58218), (6168, 48515), (6260, 47802), (7512, 39835), (7710, 38812), (7967, 37560), (9390, 31868), (9703, 30840), (10280, 29109), (12520, 23901), (15420, 19406), (15934, 18780)]