78672300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{37463}}^1$

素因数の和:37487

約数の個数: 72

約数和(自身を含む): 260150016

約数和(自身を除く): 181477716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 37463, 74926, 112389, 149852, 187315, 224778, 262241, 374630, 449556, 524482, 561945, 749260, 786723, 936575, 1048964, 1123890, 1311205, 1573446, 1873150, 2247780, 2622410, 2809725, 3146892, 3746300, 3933615, 5244820, 5619450, 6556025, 7867230, 11238900, 13112050, 15734460, 19668075, 26224100, 39336150, 78672300]

約数ペア:

[(1, 78672300), (2, 39336150), (3, 26224100), (4, 19668075), (5, 15734460), (6, 13112050), (7, 11238900), (10, 7867230), (12, 6556025), (14, 5619450), (15, 5244820), (20, 3933615), (21, 3746300), (25, 3146892), (28, 2809725), (30, 2622410), (35, 2247780), (42, 1873150), (50, 1573446), (60, 1311205), (70, 1123890), (75, 1048964), (84, 936575), (100, 786723), (105, 749260), (140, 561945), (150, 524482), (175, 449556), (210, 374630), (300, 262241), (350, 224778), (420, 187315), (525, 149852), (700, 112389), (1050, 74926), (2100, 37463)]