68633880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{81707}}^1$

素因数の和:81728

約数の個数: 64

約数和(自身を含む): 235319040

約数和(自身を除く): 166685160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 81707, 163414, 245121, 326828, 408535, 490242, 571949, 653656, 817070, 980484, 1143898, 1225605, 1634140, 1715847, 1960968, 2287796, 2451210, 2859745, 3268280, 3431694, 4575592, 4902420, 5719490, 6863388, 8579235, 9804840, 11438980, 13726776, 17158470, 22877960, 34316940, 68633880]

約数ペア:

[(1, 68633880), (2, 34316940), (3, 22877960), (4, 17158470), (5, 13726776), (6, 11438980), (7, 9804840), (8, 8579235), (10, 6863388), (12, 5719490), (14, 4902420), (15, 4575592), (20, 3431694), (21, 3268280), (24, 2859745), (28, 2451210), (30, 2287796), (35, 1960968), (40, 1715847), (42, 1634140), (56, 1225605), (60, 1143898), (70, 980484), (84, 817070), (105, 653656), (120, 571949), (140, 490242), (168, 408535), (210, 326828), (280, 245121), (420, 163414), (840, 81707)]