51245280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1873}}^1$

素因数の和:1913

約数の個数: 144

約数和(自身を含む): 184176720

約数和(自身を除く): 132931440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 1873, 2280, 2736, 3040, 3420, 3746, 4560, 5472, 5619, 6840, 7492, 9120, 9365, 11238, 13680, 14984, 16857, 18730, 22476, 27360, 28095, 29968, 33714, 35587, 37460, 44952, 56190, 59936, 67428, 71174, 74920, 84285, 89904, 106761, 112380, 134856, 142348, 149840, 168570, 177935, 179808, 213522, 224760, 269712, 284696, 299680, 320283, 337140, 355870, 427044, 449520, 533805, 539424, 569392, 640566, 674280, 711740, 854088, 899040, 1067610, 1138784, 1281132, 1348560, 1423480, 1601415, 1708176, 2135220, 2562264, 2697120, 2846960, 3202830, 3416352, 4270440, 5124528, 5693920, 6405660, 8540880, 10249056, 12811320, 17081760, 25622640, 51245280]

約数ペア:

[(1, 51245280), (2, 25622640), (3, 17081760), (4, 12811320), (5, 10249056), (6, 8540880), (8, 6405660), (9, 5693920), (10, 5124528), (12, 4270440), (15, 3416352), (16, 3202830), (18, 2846960), (19, 2697120), (20, 2562264), (24, 2135220), (30, 1708176), (32, 1601415), (36, 1423480), (38, 1348560), (40, 1281132), (45, 1138784), (48, 1067610), (57, 899040), (60, 854088), (72, 711740), (76, 674280), (80, 640566), (90, 569392), (95, 539424), (96, 533805), (114, 449520), (120, 427044), (144, 355870), (152, 337140), (160, 320283), (171, 299680), (180, 284696), (190, 269712), (228, 224760), (240, 213522), (285, 179808), (288, 177935), (304, 168570), (342, 149840), (360, 142348), (380, 134856), (456, 112380), (480, 106761), (570, 89904), (608, 84285), (684, 74920), (720, 71174), (760, 67428), (855, 59936), (912, 56190), (1140, 44952), (1368, 37460), (1440, 35587), (1520, 33714), (1710, 29968), (1824, 28095), (1873, 27360), (2280, 22476), (2736, 18730), (3040, 16857), (3420, 14984), (3746, 13680), (4560, 11238), (5472, 9365), (5619, 9120), (6840, 7492)]