71604540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1041

約数の個数: 192

約数和(自身を含む): 268262400

約数和(自身を除く): 196657860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 997, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1994, 1995, 2052, 2394, 2565, 2660, 2991, 3420, 3591, 3780, 3988, 3990, 4788, 4985, 5130, 5982, 5985, 6979, 7182, 7980, 8973, 9970, 10260, 11964, 11970, 13958, 14364, 14955, 17946, 17955, 18943, 19940, 20937, 23940, 26919, 27916, 29910, 34895, 35892, 35910, 37886, 41874, 44865, 53838, 56829, 59820, 62811, 69790, 71820, 75772, 83748, 89730, 94715, 104685, 107676, 113658, 125622, 132601, 134595, 139580, 170487, 179460, 188433, 189430, 209370, 227316, 251244, 265202, 269190, 284145, 314055, 340974, 376866, 378860, 397803, 418740, 511461, 530404, 538380, 568290, 628110, 663005, 681948, 753732, 795606, 852435, 942165, 1022922, 1136580, 1193409, 1256220, 1326010, 1591212, 1704870, 1884330, 1989015, 2045844, 2386818, 2557305, 2652020, 3409740, 3580227, 3768660, 3978030, 4773636, 5114610, 5967045, 7160454, 7956060, 10229220, 11934090, 14320908, 17901135, 23868180, 35802270, 71604540]

約数ペア:

[(1, 71604540), (2, 35802270), (3, 23868180), (4, 17901135), (5, 14320908), (6, 11934090), (7, 10229220), (9, 7956060), (10, 7160454), (12, 5967045), (14, 5114610), (15, 4773636), (18, 3978030), (19, 3768660), (20, 3580227), (21, 3409740), (27, 2652020), (28, 2557305), (30, 2386818), (35, 2045844), (36, 1989015), (38, 1884330), (42, 1704870), (45, 1591212), (54, 1326010), (57, 1256220), (60, 1193409), (63, 1136580), (70, 1022922), (76, 942165), (84, 852435), (90, 795606), (95, 753732), (105, 681948), (108, 663005), (114, 628110), (126, 568290), (133, 538380), (135, 530404), (140, 511461), (171, 418740), (180, 397803), (189, 378860), (190, 376866), (210, 340974), (228, 314055), (252, 284145), (266, 269190), (270, 265202), (285, 251244), (315, 227316), (342, 209370), (378, 189430), (380, 188433), (399, 179460), (420, 170487), (513, 139580), (532, 134595), (540, 132601), (570, 125622), (630, 113658), (665, 107676), (684, 104685), (756, 94715), (798, 89730), (855, 83748), (945, 75772), (997, 71820), (1026, 69790), (1140, 62811), (1197, 59820), (1260, 56829), (1330, 53838), (1596, 44865), (1710, 41874), (1890, 37886), (1994, 35910), (1995, 35892), (2052, 34895), (2394, 29910), (2565, 27916), (2660, 26919), (2991, 23940), (3420, 20937), (3591, 19940), (3780, 18943), (3988, 17955), (3990, 17946), (4788, 14955), (4985, 14364), (5130, 13958), (5982, 11970), (5985, 11964), (6979, 10260), (7182, 9970), (7980, 8973)]