428242680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12791}}^1$

素因数の和:12842

約数の個数: 128

約数和(自身を含む): 1473638400

約数和(自身を除く): 1045395720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 12791, 16740, 25582, 33480, 38373, 51164, 63955, 76746, 102328, 115119, 127910, 153492, 191865, 230238, 255820, 306984, 345357, 383730, 396521, 460476, 511640, 575595, 690714, 767460, 793042, 920952, 1151190, 1189563, 1381428, 1534920, 1586084, 1726785, 1982605, 2302380, 2379126, 2762856, 3172168, 3453570, 3568689, 3965210, 4604760, 4758252, 5947815, 6907140, 7137378, 7930420, 9516504, 10706067, 11895630, 13814280, 14274756, 15860840, 17843445, 21412134, 23791260, 28549512, 35686890, 42824268, 47582520, 53530335, 71373780, 85648536, 107060670, 142747560, 214121340, 428242680]

約数ペア:

[(1, 428242680), (2, 214121340), (3, 142747560), (4, 107060670), (5, 85648536), (6, 71373780), (8, 53530335), (9, 47582520), (10, 42824268), (12, 35686890), (15, 28549512), (18, 23791260), (20, 21412134), (24, 17843445), (27, 15860840), (30, 14274756), (31, 13814280), (36, 11895630), (40, 10706067), (45, 9516504), (54, 7930420), (60, 7137378), (62, 6907140), (72, 5947815), (90, 4758252), (93, 4604760), (108, 3965210), (120, 3568689), (124, 3453570), (135, 3172168), (155, 2762856), (180, 2379126), (186, 2302380), (216, 1982605), (248, 1726785), (270, 1586084), (279, 1534920), (310, 1381428), (360, 1189563), (372, 1151190), (465, 920952), (540, 793042), (558, 767460), (620, 690714), (744, 575595), (837, 511640), (930, 460476), (1080, 396521), (1116, 383730), (1240, 345357), (1395, 306984), (1674, 255820), (1860, 230238), (2232, 191865), (2790, 153492), (3348, 127910), (3720, 115119), (4185, 102328), (5580, 76746), (6696, 63955), (8370, 51164), (11160, 38373), (12791, 33480), (16740, 25582)]