281656080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12619}}^1$

素因数の和:12669

約数の個数: 120

約数和(自身を含む): 976485120

約数和(自身を除く): 694829040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 12619, 22320, 25238, 37857, 50476, 63095, 75714, 100952, 113571, 126190, 151428, 189285, 201904, 227142, 252380, 302856, 378570, 391189, 454284, 504760, 567855, 605712, 757140, 782378, 908568, 1009520, 1135710, 1173567, 1514280, 1564756, 1817136, 1955945, 2271420, 2347134, 3028560, 3129512, 3520701, 3911890, 4542840, 4694268, 5867835, 6259024, 7041402, 7823780, 9085680, 9388536, 11735670, 14082804, 15647560, 17603505, 18777072, 23471340, 28165608, 31295120, 35207010, 46942680, 56331216, 70414020, 93885360, 140828040, 281656080]

約数ペア:

[(1, 281656080), (2, 140828040), (3, 93885360), (4, 70414020), (5, 56331216), (6, 46942680), (8, 35207010), (9, 31295120), (10, 28165608), (12, 23471340), (15, 18777072), (16, 17603505), (18, 15647560), (20, 14082804), (24, 11735670), (30, 9388536), (31, 9085680), (36, 7823780), (40, 7041402), (45, 6259024), (48, 5867835), (60, 4694268), (62, 4542840), (72, 3911890), (80, 3520701), (90, 3129512), (93, 3028560), (120, 2347134), (124, 2271420), (144, 1955945), (155, 1817136), (180, 1564756), (186, 1514280), (240, 1173567), (248, 1135710), (279, 1009520), (310, 908568), (360, 782378), (372, 757140), (465, 605712), (496, 567855), (558, 504760), (620, 454284), (720, 391189), (744, 378570), (930, 302856), (1116, 252380), (1240, 227142), (1395, 201904), (1488, 189285), (1860, 151428), (2232, 126190), (2480, 113571), (2790, 100952), (3720, 75714), (4464, 63095), (5580, 50476), (7440, 37857), (11160, 25238), (12619, 22320)]