248428730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 523998720

約数和(自身を除く): 275569990

約数列:

[1, 2, 5, 10, 11, 22, 31, 37, 55, 62, 74, 110, 121, 155, 179, 185, 242, 310, 341, 358, 370, 407, 605, 682, 814, 895, 1147, 1210, 1705, 1790, 1969, 2035, 2294, 3410, 3751, 3938, 4070, 4477, 5549, 5735, 6623, 7502, 8954, 9845, 11098, 11470, 12617, 13246, 18755, 19690, 21659, 22385, 25234, 27745, 33115, 37510, 43318, 44770, 55490, 61039, 63085, 66230, 72853, 108295, 122078, 126170, 138787, 145706, 205313, 216590, 277574, 305195, 364265, 410626, 610390, 671429, 693935, 728530, 801383, 1026565, 1342858, 1387870, 1602766, 2053130, 2258443, 3357145, 4006915, 4516886, 6714290, 8013830, 11292215, 22584430, 24842873, 49685746, 124214365, 248428730]

約数ペア:

[(1, 248428730), (2, 124214365), (5, 49685746), (10, 24842873), (11, 22584430), (22, 11292215), (31, 8013830), (37, 6714290), (55, 4516886), (62, 4006915), (74, 3357145), (110, 2258443), (121, 2053130), (155, 1602766), (179, 1387870), (185, 1342858), (242, 1026565), (310, 801383), (341, 728530), (358, 693935), (370, 671429), (407, 610390), (605, 410626), (682, 364265), (814, 305195), (895, 277574), (1147, 216590), (1210, 205313), (1705, 145706), (1790, 138787), (1969, 126170), (2035, 122078), (2294, 108295), (3410, 72853), (3751, 66230), (3938, 63085), (4070, 61039), (4477, 55490), (5549, 44770), (5735, 43318), (6623, 37510), (7502, 33115), (8954, 27745), (9845, 25234), (11098, 22385), (11470, 21659), (12617, 19690), (13246, 18755)]