90157788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5039}}^1$

素因数の和:5127

約数の個数: 72

約数和(自身を含む): 264176640

約数和(自身を除く): 174018852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 5039, 5964, 8946, 10078, 15117, 17892, 20156, 30234, 35273, 45351, 60468, 70546, 90702, 105819, 141092, 181404, 211638, 317457, 357769, 423276, 634914, 715538, 1073307, 1269828, 1431076, 2146614, 2504383, 3219921, 4293228, 5008766, 6439842, 7513149, 10017532, 12879684, 15026298, 22539447, 30052596, 45078894, 90157788]

約数ペア:

[(1, 90157788), (2, 45078894), (3, 30052596), (4, 22539447), (6, 15026298), (7, 12879684), (9, 10017532), (12, 7513149), (14, 6439842), (18, 5008766), (21, 4293228), (28, 3219921), (36, 2504383), (42, 2146614), (63, 1431076), (71, 1269828), (84, 1073307), (126, 715538), (142, 634914), (213, 423276), (252, 357769), (284, 317457), (426, 211638), (497, 181404), (639, 141092), (852, 105819), (994, 90702), (1278, 70546), (1491, 60468), (1988, 45351), (2556, 35273), (2982, 30234), (4473, 20156), (5039, 17892), (5964, 15117), (8946, 10078)]