281463260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:843

約数の個数: 96

約数和(自身を含む): 671956992

約数和(自身を除く): 390493732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 47, 52, 62, 65, 94, 124, 130, 155, 188, 235, 260, 310, 403, 470, 611, 620, 743, 806, 940, 1222, 1457, 1486, 1612, 2015, 2444, 2914, 2972, 3055, 3715, 4030, 5828, 6110, 7285, 7430, 8060, 9659, 12220, 14570, 14860, 18941, 19318, 23033, 29140, 34921, 37882, 38636, 46066, 48295, 69842, 75764, 92132, 94705, 96590, 115165, 139684, 174605, 189410, 193180, 230330, 299429, 349210, 378820, 453973, 460660, 598858, 698420, 907946, 1082551, 1197716, 1497145, 1815892, 2165102, 2269865, 2994290, 4330204, 4539730, 5412755, 5988580, 9079460, 10825510, 14073163, 21651020, 28146326, 56292652, 70365815, 140731630, 281463260]

約数ペア:

[(1, 281463260), (2, 140731630), (4, 70365815), (5, 56292652), (10, 28146326), (13, 21651020), (20, 14073163), (26, 10825510), (31, 9079460), (47, 5988580), (52, 5412755), (62, 4539730), (65, 4330204), (94, 2994290), (124, 2269865), (130, 2165102), (155, 1815892), (188, 1497145), (235, 1197716), (260, 1082551), (310, 907946), (403, 698420), (470, 598858), (611, 460660), (620, 453973), (743, 378820), (806, 349210), (940, 299429), (1222, 230330), (1457, 193180), (1486, 189410), (1612, 174605), (2015, 139684), (2444, 115165), (2914, 96590), (2972, 94705), (3055, 92132), (3715, 75764), (4030, 69842), (5828, 48295), (6110, 46066), (7285, 38636), (7430, 37882), (8060, 34921), (9659, 29140), (12220, 23033), (14570, 19318), (14860, 18941)]