68432870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 143078400

約数和(自身を除く): 74645530

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 137, 190, 209, 239, 274, 418, 478, 685, 1045, 1195, 1370, 1507, 2090, 2390, 2603, 2629, 3014, 4541, 5206, 5258, 7535, 9082, 13015, 13145, 15070, 22705, 26030, 26290, 28633, 32743, 45410, 49951, 57266, 65486, 99902, 143165, 163715, 249755, 286330, 327430, 360173, 499510, 622117, 720346, 1244234, 1800865, 3110585, 3601730, 6221170, 6843287, 13686574, 34216435, 68432870]

約数ペア:

[(1, 68432870), (2, 34216435), (5, 13686574), (10, 6843287), (11, 6221170), (19, 3601730), (22, 3110585), (38, 1800865), (55, 1244234), (95, 720346), (110, 622117), (137, 499510), (190, 360173), (209, 327430), (239, 286330), (274, 249755), (418, 163715), (478, 143165), (685, 99902), (1045, 65486), (1195, 57266), (1370, 49951), (1507, 45410), (2090, 32743), (2390, 28633), (2603, 26290), (2629, 26030), (3014, 22705), (4541, 15070), (5206, 13145), (5258, 13015), (7535, 9082)]