31847760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:186

約数の個数: 240

約数和(自身を含む): 125349120

約数和(自身を除く): 93501360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 89, 90, 105, 112, 120, 126, 140, 142, 144, 168, 178, 180, 210, 213, 240, 252, 267, 280, 284, 315, 336, 355, 356, 360, 420, 426, 445, 497, 504, 534, 560, 568, 623, 630, 639, 710, 712, 720, 801, 840, 852, 890, 994, 1008, 1065, 1068, 1136, 1246, 1260, 1278, 1335, 1420, 1424, 1491, 1602, 1680, 1704, 1780, 1869, 1988, 2130, 2136, 2485, 2492, 2520, 2556, 2670, 2840, 2982, 3115, 3195, 3204, 3408, 3560, 3738, 3976, 4005, 4260, 4272, 4473, 4970, 4984, 5040, 5112, 5340, 5607, 5680, 5964, 6230, 6319, 6390, 6408, 7120, 7455, 7476, 7952, 8010, 8520, 8946, 9345, 9940, 9968, 10224, 10680, 11214, 11928, 12460, 12638, 12780, 12816, 14910, 14952, 16020, 17040, 17892, 18690, 18957, 19880, 21360, 22365, 22428, 23856, 24920, 25276, 25560, 28035, 29820, 29904, 31595, 32040, 35784, 37380, 37914, 39760, 44233, 44730, 44856, 49840, 50552, 51120, 56070, 56871, 59640, 63190, 64080, 71568, 74760, 75828, 88466, 89460, 89712, 94785, 101104, 112140, 113742, 119280, 126380, 132699, 149520, 151656, 176932, 178920, 189570, 221165, 224280, 227484, 252760, 265398, 284355, 303312, 353864, 357840, 379140, 398097, 442330, 448560, 454968, 505520, 530796, 568710, 663495, 707728, 758280, 796194, 884660, 909936, 1061592, 1137420, 1326990, 1516560, 1592388, 1769320, 1990485, 2123184, 2274840, 2653980, 3184776, 3538640, 3980970, 4549680, 5307960, 6369552, 7961940, 10615920, 15923880, 31847760]

約数ペア:

[(1, 31847760), (2, 15923880), (3, 10615920), (4, 7961940), (5, 6369552), (6, 5307960), (7, 4549680), (8, 3980970), (9, 3538640), (10, 3184776), (12, 2653980), (14, 2274840), (15, 2123184), (16, 1990485), (18, 1769320), (20, 1592388), (21, 1516560), (24, 1326990), (28, 1137420), (30, 1061592), (35, 909936), (36, 884660), (40, 796194), (42, 758280), (45, 707728), (48, 663495), (56, 568710), (60, 530796), (63, 505520), (70, 454968), (71, 448560), (72, 442330), (80, 398097), (84, 379140), (89, 357840), (90, 353864), (105, 303312), (112, 284355), (120, 265398), (126, 252760), (140, 227484), (142, 224280), (144, 221165), (168, 189570), (178, 178920), (180, 176932), (210, 151656), (213, 149520), (240, 132699), (252, 126380), (267, 119280), (280, 113742), (284, 112140), (315, 101104), (336, 94785), (355, 89712), (356, 89460), (360, 88466), (420, 75828), (426, 74760), (445, 71568), (497, 64080), (504, 63190), (534, 59640), (560, 56871), (568, 56070), (623, 51120), (630, 50552), (639, 49840), (710, 44856), (712, 44730), (720, 44233), (801, 39760), (840, 37914), (852, 37380), (890, 35784), (994, 32040), (1008, 31595), (1065, 29904), (1068, 29820), (1136, 28035), (1246, 25560), (1260, 25276), (1278, 24920), (1335, 23856), (1420, 22428), (1424, 22365), (1491, 21360), (1602, 19880), (1680, 18957), (1704, 18690), (1780, 17892), (1869, 17040), (1988, 16020), (2130, 14952), (2136, 14910), (2485, 12816), (2492, 12780), (2520, 12638), (2556, 12460), (2670, 11928), (2840, 11214), (2982, 10680), (3115, 10224), (3195, 9968), (3204, 9940), (3408, 9345), (3560, 8946), (3738, 8520), (3976, 8010), (4005, 7952), (4260, 7476), (4272, 7455), (4473, 7120), (4970, 6408), (4984, 6390), (5040, 6319), (5112, 6230), (5340, 5964), (5607, 5680)]