61699840

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 161884800

約数和(自身を除く): 100184960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 59, 64, 76, 80, 86, 95, 118, 128, 152, 160, 172, 190, 215, 236, 256, 295, 304, 320, 344, 380, 430, 472, 590, 608, 640, 688, 760, 817, 860, 944, 1121, 1180, 1216, 1280, 1376, 1520, 1634, 1720, 1888, 2242, 2360, 2432, 2537, 2752, 3040, 3268, 3440, 3776, 4085, 4484, 4720, 4864, 5074, 5504, 5605, 6080, 6536, 6880, 7552, 8170, 8968, 9440, 10148, 11008, 11210, 12160, 12685, 13072, 13760, 15104, 16340, 17936, 18880, 20296, 22420, 24320, 25370, 26144, 27520, 32680, 35872, 37760, 40592, 44840, 48203, 50740, 52288, 55040, 65360, 71744, 75520, 81184, 89680, 96406, 101480, 104576, 130720, 143488, 162368, 179360, 192812, 202960, 209152, 241015, 261440, 286976, 324736, 358720, 385624, 405920, 482030, 522880, 649472, 717440, 771248, 811840, 964060, 1045760, 1434880, 1542496, 1623680, 1928120, 3084992, 3247360, 3856240, 6169984, 7712480, 12339968, 15424960, 30849920, 61699840]

約数ペア:

[(1, 61699840), (2, 30849920), (4, 15424960), (5, 12339968), (8, 7712480), (10, 6169984), (16, 3856240), (19, 3247360), (20, 3084992), (32, 1928120), (38, 1623680), (40, 1542496), (43, 1434880), (59, 1045760), (64, 964060), (76, 811840), (80, 771248), (86, 717440), (95, 649472), (118, 522880), (128, 482030), (152, 405920), (160, 385624), (172, 358720), (190, 324736), (215, 286976), (236, 261440), (256, 241015), (295, 209152), (304, 202960), (320, 192812), (344, 179360), (380, 162368), (430, 143488), (472, 130720), (590, 104576), (608, 101480), (640, 96406), (688, 89680), (760, 81184), (817, 75520), (860, 71744), (944, 65360), (1121, 55040), (1180, 52288), (1216, 50740), (1280, 48203), (1376, 44840), (1520, 40592), (1634, 37760), (1720, 35872), (1888, 32680), (2242, 27520), (2360, 26144), (2432, 25370), (2537, 24320), (2752, 22420), (3040, 20296), (3268, 18880), (3440, 17936), (3776, 16340), (4085, 15104), (4484, 13760), (4720, 13072), (4864, 12685), (5074, 12160), (5504, 11210), (5605, 11008), (6080, 10148), (6536, 9440), (6880, 8968), (7552, 8170)]