16642470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 43464960

約数和(自身を除く): 26822490

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 139, 195, 278, 307, 390, 417, 614, 695, 834, 921, 1390, 1535, 1807, 1842, 2085, 3070, 3614, 3991, 4170, 4605, 5421, 7982, 9035, 9210, 10842, 11973, 18070, 19955, 23946, 27105, 39910, 42673, 54210, 59865, 85346, 119730, 128019, 213365, 256038, 426730, 554749, 640095, 1109498, 1280190, 1664247, 2773745, 3328494, 5547490, 8321235, 16642470]

約数ペア:

[(1, 16642470), (2, 8321235), (3, 5547490), (5, 3328494), (6, 2773745), (10, 1664247), (13, 1280190), (15, 1109498), (26, 640095), (30, 554749), (39, 426730), (65, 256038), (78, 213365), (130, 128019), (139, 119730), (195, 85346), (278, 59865), (307, 54210), (390, 42673), (417, 39910), (614, 27105), (695, 23946), (834, 19955), (921, 18070), (1390, 11973), (1535, 10842), (1807, 9210), (1842, 9035), (2085, 7982), (3070, 5421), (3614, 4605), (3991, 4170)]