898425780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{4561}}^1$

素因数の和:4654

約数の個数: 144

約数和(自身を含む): 2970628416

約数和(自身を除く): 2072202636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 67, 70, 84, 98, 105, 134, 140, 147, 196, 201, 210, 245, 268, 294, 335, 402, 420, 469, 490, 588, 670, 735, 804, 938, 980, 1005, 1340, 1407, 1470, 1876, 2010, 2345, 2814, 2940, 3283, 4020, 4561, 4690, 5628, 6566, 7035, 9122, 9380, 9849, 13132, 13683, 14070, 16415, 18244, 19698, 22805, 27366, 28140, 31927, 32830, 39396, 45610, 49245, 54732, 63854, 65660, 68415, 91220, 95781, 98490, 127708, 136830, 159635, 191562, 196980, 223489, 273660, 305587, 319270, 383124, 446978, 478905, 611174, 638540, 670467, 893956, 916761, 957810, 1117445, 1222348, 1340934, 1527935, 1833522, 1915620, 2139109, 2234890, 2681868, 3055870, 3352335, 3667044, 4278218, 4469780, 4583805, 6111740, 6417327, 6704670, 8556436, 9167610, 10695545, 12834654, 13409340, 14973763, 18335220, 21391090, 25669308, 29947526, 32086635, 42782180, 44921289, 59895052, 64173270, 74868815, 89842578, 128346540, 149737630, 179685156, 224606445, 299475260, 449212890, 898425780]

約数ペア:

[(1, 898425780), (2, 449212890), (3, 299475260), (4, 224606445), (5, 179685156), (6, 149737630), (7, 128346540), (10, 89842578), (12, 74868815), (14, 64173270), (15, 59895052), (20, 44921289), (21, 42782180), (28, 32086635), (30, 29947526), (35, 25669308), (42, 21391090), (49, 18335220), (60, 14973763), (67, 13409340), (70, 12834654), (84, 10695545), (98, 9167610), (105, 8556436), (134, 6704670), (140, 6417327), (147, 6111740), (196, 4583805), (201, 4469780), (210, 4278218), (245, 3667044), (268, 3352335), (294, 3055870), (335, 2681868), (402, 2234890), (420, 2139109), (469, 1915620), (490, 1833522), (588, 1527935), (670, 1340934), (735, 1222348), (804, 1117445), (938, 957810), (980, 916761), (1005, 893956), (1340, 670467), (1407, 638540), (1470, 611174), (1876, 478905), (2010, 446978), (2345, 383124), (2814, 319270), (2940, 305587), (3283, 273660), (4020, 223489), (4561, 196980), (4690, 191562), (5628, 159635), (6566, 136830), (7035, 127708), (9122, 98490), (9380, 95781), (9849, 91220), (13132, 68415), (13683, 65660), (14070, 63854), (16415, 54732), (18244, 49245), (19698, 45610), (22805, 39396), (27366, 32830), (28140, 31927)]