30751140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{347}}^1$

素因数の和:577

約数の個数: 96

約数和(自身を含む): 99154944

約数和(自身を除く): 68403804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 347, 420, 422, 633, 694, 844, 1041, 1055, 1266, 1388, 1477, 1735, 2082, 2110, 2429, 2532, 2954, 3165, 3470, 4164, 4220, 4431, 4858, 5205, 5908, 6330, 6940, 7287, 7385, 8862, 9716, 10410, 12145, 12660, 14574, 14770, 17724, 20820, 22155, 24290, 29148, 29540, 36435, 44310, 48580, 72870, 73217, 88620, 145740, 146434, 219651, 292868, 366085, 439302, 512519, 732170, 878604, 1025038, 1098255, 1464340, 1537557, 2050076, 2196510, 2562595, 3075114, 4393020, 5125190, 6150228, 7687785, 10250380, 15375570, 30751140]

約数ペア:

[(1, 30751140), (2, 15375570), (3, 10250380), (4, 7687785), (5, 6150228), (6, 5125190), (7, 4393020), (10, 3075114), (12, 2562595), (14, 2196510), (15, 2050076), (20, 1537557), (21, 1464340), (28, 1098255), (30, 1025038), (35, 878604), (42, 732170), (60, 512519), (70, 439302), (84, 366085), (105, 292868), (140, 219651), (210, 146434), (211, 145740), (347, 88620), (420, 73217), (422, 72870), (633, 48580), (694, 44310), (844, 36435), (1041, 29540), (1055, 29148), (1266, 24290), (1388, 22155), (1477, 20820), (1735, 17724), (2082, 14770), (2110, 14574), (2429, 12660), (2532, 12145), (2954, 10410), (3165, 9716), (3470, 8862), (4164, 7385), (4220, 7287), (4431, 6940), (4858, 6330), (5205, 5908)]