81634140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{967}}^1$

素因数の和:1056

約数の個数: 144

約数和(自身を含む): 287519232

約数和(自身を除く): 205885092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 67, 70, 84, 90, 105, 126, 134, 140, 180, 201, 210, 252, 268, 315, 335, 402, 420, 469, 603, 630, 670, 804, 938, 967, 1005, 1206, 1260, 1340, 1407, 1876, 1934, 2010, 2345, 2412, 2814, 2901, 3015, 3868, 4020, 4221, 4690, 4835, 5628, 5802, 6030, 6769, 7035, 8442, 8703, 9380, 9670, 11604, 12060, 13538, 14070, 14505, 16884, 17406, 19340, 20307, 21105, 27076, 28140, 29010, 33845, 34812, 40614, 42210, 43515, 58020, 60921, 64789, 67690, 81228, 84420, 87030, 101535, 121842, 129578, 135380, 174060, 194367, 203070, 243684, 259156, 304605, 323945, 388734, 406140, 453523, 583101, 609210, 647890, 777468, 907046, 971835, 1166202, 1218420, 1295780, 1360569, 1814092, 1943670, 2267615, 2332404, 2721138, 2915505, 3887340, 4081707, 4535230, 5442276, 5831010, 6802845, 8163414, 9070460, 11662020, 13605690, 16326828, 20408535, 27211380, 40817070, 81634140]

約数ペア:

[(1, 81634140), (2, 40817070), (3, 27211380), (4, 20408535), (5, 16326828), (6, 13605690), (7, 11662020), (9, 9070460), (10, 8163414), (12, 6802845), (14, 5831010), (15, 5442276), (18, 4535230), (20, 4081707), (21, 3887340), (28, 2915505), (30, 2721138), (35, 2332404), (36, 2267615), (42, 1943670), (45, 1814092), (60, 1360569), (63, 1295780), (67, 1218420), (70, 1166202), (84, 971835), (90, 907046), (105, 777468), (126, 647890), (134, 609210), (140, 583101), (180, 453523), (201, 406140), (210, 388734), (252, 323945), (268, 304605), (315, 259156), (335, 243684), (402, 203070), (420, 194367), (469, 174060), (603, 135380), (630, 129578), (670, 121842), (804, 101535), (938, 87030), (967, 84420), (1005, 81228), (1206, 67690), (1260, 64789), (1340, 60921), (1407, 58020), (1876, 43515), (1934, 42210), (2010, 40614), (2345, 34812), (2412, 33845), (2814, 29010), (2901, 28140), (3015, 27076), (3868, 21105), (4020, 20307), (4221, 19340), (4690, 17406), (4835, 16884), (5628, 14505), (5802, 14070), (6030, 13538), (6769, 12060), (7035, 11604), (8442, 9670), (8703, 9380)]