54637920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2037

約数の個数: 144

約数和(自身を含む): 196363440

約数和(自身を除く): 141725520

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, 1997, 2280, 2736, 3040, 3420, 3994, 4560, 5472, 5991, 6840, 7988, 9120, 9985, 11982, 13680, 15976, 17973, 19970, 23964, 27360, 29955, 31952, 35946, 37943, 39940, 47928, 59910, 63904, 71892, 75886, 79880, 89865, 95856, 113829, 119820, 143784, 151772, 159760, 179730, 189715, 191712, 227658, 239640, 287568, 303544, 319520, 341487, 359460, 379430, 455316, 479280, 569145, 575136, 607088, 682974, 718920, 758860, 910632, 958560, 1138290, 1214176, 1365948, 1437840, 1517720, 1707435, 1821264, 2276580, 2731896, 2875680, 3035440, 3414870, 3642528, 4553160, 5463792, 6070880, 6829740, 9106320, 10927584, 13659480, 18212640, 27318960, 54637920]

約数ペア:

[(1, 54637920), (2, 27318960), (3, 18212640), (4, 13659480), (5, 10927584), (6, 9106320), (8, 6829740), (9, 6070880), (10, 5463792), (12, 4553160), (15, 3642528), (16, 3414870), (18, 3035440), (19, 2875680), (20, 2731896), (24, 2276580), (30, 1821264), (32, 1707435), (36, 1517720), (38, 1437840), (40, 1365948), (45, 1214176), (48, 1138290), (57, 958560), (60, 910632), (72, 758860), (76, 718920), (80, 682974), (90, 607088), (95, 575136), (96, 569145), (114, 479280), (120, 455316), (144, 379430), (152, 359460), (160, 341487), (171, 319520), (180, 303544), (190, 287568), (228, 239640), (240, 227658), (285, 191712), (288, 189715), (304, 179730), (342, 159760), (360, 151772), (380, 143784), (456, 119820), (480, 113829), (570, 95856), (608, 89865), (684, 79880), (720, 75886), (760, 71892), (855, 63904), (912, 59910), (1140, 47928), (1368, 39940), (1440, 37943), (1520, 35946), (1710, 31952), (1824, 29955), (1997, 27360), (2280, 23964), (2736, 19970), (3040, 17973), (3420, 15976), (3994, 13680), (4560, 11982), (5472, 9985), (5991, 9120), (6840, 7988)]