128976876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7639}}^1$

素因数の和:7723

約数の個数: 72

約数和(自身を含む): 378210560

約数和(自身を除く): 249233684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 67, 84, 126, 134, 201, 252, 268, 402, 469, 603, 804, 938, 1206, 1407, 1876, 2412, 2814, 4221, 5628, 7639, 8442, 15278, 16884, 22917, 30556, 45834, 53473, 68751, 91668, 106946, 137502, 160419, 213892, 275004, 320838, 481257, 511813, 641676, 962514, 1023626, 1535439, 1925028, 2047252, 3070878, 3582691, 4606317, 6141756, 7165382, 9212634, 10748073, 14330764, 18425268, 21496146, 32244219, 42992292, 64488438, 128976876]

約数ペア:

[(1, 128976876), (2, 64488438), (3, 42992292), (4, 32244219), (6, 21496146), (7, 18425268), (9, 14330764), (12, 10748073), (14, 9212634), (18, 7165382), (21, 6141756), (28, 4606317), (36, 3582691), (42, 3070878), (63, 2047252), (67, 1925028), (84, 1535439), (126, 1023626), (134, 962514), (201, 641676), (252, 511813), (268, 481257), (402, 320838), (469, 275004), (603, 213892), (804, 160419), (938, 137502), (1206, 106946), (1407, 91668), (1876, 68751), (2412, 53473), (2814, 45834), (4221, 30556), (5628, 22917), (7639, 16884), (8442, 15278)]