71081640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:512

約数の個数: 192

約数和(自身を含む): 268594560

約数和(自身を除く): 197512920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 67, 70, 72, 84, 90, 105, 120, 126, 134, 140, 168, 180, 201, 210, 252, 268, 280, 315, 335, 360, 402, 420, 421, 469, 504, 536, 603, 630, 670, 804, 840, 842, 938, 1005, 1206, 1260, 1263, 1340, 1407, 1608, 1684, 1876, 2010, 2105, 2345, 2412, 2520, 2526, 2680, 2814, 2947, 3015, 3368, 3752, 3789, 4020, 4210, 4221, 4690, 4824, 5052, 5628, 5894, 6030, 6315, 7035, 7578, 8040, 8420, 8442, 8841, 9380, 10104, 11256, 11788, 12060, 12630, 14070, 14735, 15156, 16840, 16884, 17682, 18760, 18945, 21105, 23576, 24120, 25260, 26523, 28140, 28207, 29470, 30312, 33768, 35364, 37890, 42210, 44205, 50520, 53046, 56280, 56414, 58940, 70728, 75780, 84420, 84621, 88410, 106092, 112828, 117880, 132615, 141035, 151560, 168840, 169242, 176820, 197449, 212184, 225656, 253863, 265230, 282070, 338484, 353640, 394898, 423105, 507726, 530460, 564140, 592347, 676968, 789796, 846210, 987245, 1015452, 1060920, 1128280, 1184694, 1269315, 1579592, 1692420, 1777041, 1974490, 2030904, 2369388, 2538630, 2961735, 3384840, 3554082, 3948980, 4738776, 5077260, 5923470, 7108164, 7897960, 8885205, 10154520, 11846940, 14216328, 17770410, 23693880, 35540820, 71081640]

約数ペア:

[(1, 71081640), (2, 35540820), (3, 23693880), (4, 17770410), (5, 14216328), (6, 11846940), (7, 10154520), (8, 8885205), (9, 7897960), (10, 7108164), (12, 5923470), (14, 5077260), (15, 4738776), (18, 3948980), (20, 3554082), (21, 3384840), (24, 2961735), (28, 2538630), (30, 2369388), (35, 2030904), (36, 1974490), (40, 1777041), (42, 1692420), (45, 1579592), (56, 1269315), (60, 1184694), (63, 1128280), (67, 1060920), (70, 1015452), (72, 987245), (84, 846210), (90, 789796), (105, 676968), (120, 592347), (126, 564140), (134, 530460), (140, 507726), (168, 423105), (180, 394898), (201, 353640), (210, 338484), (252, 282070), (268, 265230), (280, 253863), (315, 225656), (335, 212184), (360, 197449), (402, 176820), (420, 169242), (421, 168840), (469, 151560), (504, 141035), (536, 132615), (603, 117880), (630, 112828), (670, 106092), (804, 88410), (840, 84621), (842, 84420), (938, 75780), (1005, 70728), (1206, 58940), (1260, 56414), (1263, 56280), (1340, 53046), (1407, 50520), (1608, 44205), (1684, 42210), (1876, 37890), (2010, 35364), (2105, 33768), (2345, 30312), (2412, 29470), (2520, 28207), (2526, 28140), (2680, 26523), (2814, 25260), (2947, 24120), (3015, 23576), (3368, 21105), (3752, 18945), (3789, 18760), (4020, 17682), (4210, 16884), (4221, 16840), (4690, 15156), (4824, 14735), (5052, 14070), (5628, 12630), (5894, 12060), (6030, 11788), (6315, 11256), (7035, 10104), (7578, 9380), (8040, 8841), (8420, 8442)]