781161120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8893}}^1$

素因数の和:8975

約数の個数: 144

約数和(自身を含む): 2709717192

約数和(自身を除く): 1928556072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 240, 244, 288, 305, 360, 366, 480, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1440, 1464, 1830, 1952, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 5856, 7320, 8784, 8893, 9760, 10980, 14640, 17568, 17786, 21960, 26679, 29280, 35572, 43920, 44465, 53358, 71144, 80037, 87840, 88930, 106716, 133395, 142288, 160074, 177860, 213432, 266790, 284576, 320148, 355720, 400185, 426864, 533580, 542473, 640296, 711440, 800370, 853728, 1067160, 1084946, 1280592, 1422880, 1600740, 1627419, 2134320, 2169892, 2561184, 2712365, 3201480, 3254838, 4268640, 4339784, 4882257, 5424730, 6402960, 6509676, 8137095, 8679568, 9764514, 10849460, 12805920, 13019352, 16274190, 17359136, 19529028, 21698920, 24411285, 26038704, 32548380, 39058056, 43397840, 48822570, 52077408, 65096760, 78116112, 86795680, 97645140, 130193520, 156232224, 195290280, 260387040, 390580560, 781161120]

約数ペア:

[(1, 781161120), (2, 390580560), (3, 260387040), (4, 195290280), (5, 156232224), (6, 130193520), (8, 97645140), (9, 86795680), (10, 78116112), (12, 65096760), (15, 52077408), (16, 48822570), (18, 43397840), (20, 39058056), (24, 32548380), (30, 26038704), (32, 24411285), (36, 21698920), (40, 19529028), (45, 17359136), (48, 16274190), (60, 13019352), (61, 12805920), (72, 10849460), (80, 9764514), (90, 8679568), (96, 8137095), (120, 6509676), (122, 6402960), (144, 5424730), (160, 4882257), (180, 4339784), (183, 4268640), (240, 3254838), (244, 3201480), (288, 2712365), (305, 2561184), (360, 2169892), (366, 2134320), (480, 1627419), (488, 1600740), (549, 1422880), (610, 1280592), (720, 1084946), (732, 1067160), (915, 853728), (976, 800370), (1098, 711440), (1220, 640296), (1440, 542473), (1464, 533580), (1830, 426864), (1952, 400185), (2196, 355720), (2440, 320148), (2745, 284576), (2928, 266790), (3660, 213432), (4392, 177860), (4880, 160074), (5490, 142288), (5856, 133395), (7320, 106716), (8784, 88930), (8893, 87840), (9760, 80037), (10980, 71144), (14640, 53358), (17568, 44465), (17786, 43920), (21960, 35572), (26679, 29280)]