77018880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:702

約数の個数: 144

約数和(自身を含む): 254306304

約数和(自身を除く): 177287424

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, 647, 744, 768, 930, 960, 992, 1240, 1280, 1294, 1488, 1860, 1920, 1941, 1984, 2480, 2588, 2976, 3235, 3720, 3840, 3882, 3968, 4960, 5176, 5952, 6470, 7440, 7764, 7936, 9705, 9920, 10352, 11904, 12940, 14880, 15528, 19410, 19840, 20057, 20704, 23808, 25880, 29760, 31056, 38820, 39680, 40114, 41408, 51760, 59520, 60171, 62112, 77640, 80228, 82816, 100285, 103520, 119040, 120342, 124224, 155280, 160456, 165632, 200570, 207040, 240684, 248448, 300855, 310560, 320912, 401140, 414080, 481368, 496896, 601710, 621120, 641824, 802280, 828160, 962736, 1203420, 1242240, 1283648, 1604560, 1925472, 2406840, 2484480, 2567296, 3209120, 3850944, 4813680, 5134592, 6418240, 7701888, 9627360, 12836480, 15403776, 19254720, 25672960, 38509440, 77018880]

約数ペア:

[(1, 77018880), (2, 38509440), (3, 25672960), (4, 19254720), (5, 15403776), (6, 12836480), (8, 9627360), (10, 7701888), (12, 6418240), (15, 5134592), (16, 4813680), (20, 3850944), (24, 3209120), (30, 2567296), (31, 2484480), (32, 2406840), (40, 1925472), (48, 1604560), (60, 1283648), (62, 1242240), (64, 1203420), (80, 962736), (93, 828160), (96, 802280), (120, 641824), (124, 621120), (128, 601710), (155, 496896), (160, 481368), (186, 414080), (192, 401140), (240, 320912), (248, 310560), (256, 300855), (310, 248448), (320, 240684), (372, 207040), (384, 200570), (465, 165632), (480, 160456), (496, 155280), (620, 124224), (640, 120342), (647, 119040), (744, 103520), (768, 100285), (930, 82816), (960, 80228), (992, 77640), (1240, 62112), (1280, 60171), (1294, 59520), (1488, 51760), (1860, 41408), (1920, 40114), (1941, 39680), (1984, 38820), (2480, 31056), (2588, 29760), (2976, 25880), (3235, 23808), (3720, 20704), (3840, 20057), (3882, 19840), (3968, 19410), (4960, 15528), (5176, 14880), (5952, 12940), (6470, 11904), (7440, 10352), (7764, 9920), (7936, 9705)]