172051220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 421303680

約数和(自身を除く): 249252460

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 179, 187, 220, 257, 340, 358, 374, 514, 716, 748, 895, 935, 1028, 1285, 1790, 1870, 1969, 2570, 2827, 3043, 3580, 3740, 3938, 4369, 5140, 5654, 6086, 7876, 8738, 9845, 11308, 12172, 14135, 15215, 17476, 19690, 21845, 28270, 30430, 33473, 39380, 43690, 46003, 48059, 56540, 60860, 66946, 87380, 92006, 96118, 133892, 167365, 184012, 192236, 230015, 240295, 334730, 460030, 480590, 506033, 669460, 782051, 920060, 961180, 1012066, 1564102, 2024132, 2530165, 3128204, 3910255, 5060330, 7820510, 8602561, 10120660, 15641020, 17205122, 34410244, 43012805, 86025610, 172051220]

約数ペア:

[(1, 172051220), (2, 86025610), (4, 43012805), (5, 34410244), (10, 17205122), (11, 15641020), (17, 10120660), (20, 8602561), (22, 7820510), (34, 5060330), (44, 3910255), (55, 3128204), (68, 2530165), (85, 2024132), (110, 1564102), (170, 1012066), (179, 961180), (187, 920060), (220, 782051), (257, 669460), (340, 506033), (358, 480590), (374, 460030), (514, 334730), (716, 240295), (748, 230015), (895, 192236), (935, 184012), (1028, 167365), (1285, 133892), (1790, 96118), (1870, 92006), (1969, 87380), (2570, 66946), (2827, 60860), (3043, 56540), (3580, 48059), (3740, 46003), (3938, 43690), (4369, 39380), (5140, 33473), (5654, 30430), (6086, 28270), (7876, 21845), (8738, 19690), (9845, 17476), (11308, 15215), (12172, 14135)]