198679124

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1789

約数の個数: 72

約数和(自身を含む): 439729920

約数和(自身を除く): 241050796

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 76, 98, 124, 133, 196, 217, 266, 434, 532, 589, 868, 931, 1178, 1519, 1721, 1862, 2356, 3038, 3442, 3724, 4123, 6076, 6884, 8246, 12047, 16492, 24094, 28861, 32699, 48188, 53351, 57722, 65398, 84329, 106702, 115444, 130796, 168658, 213404, 228893, 337316, 373457, 457786, 746914, 915572, 1013669, 1493828, 1602251, 2027338, 2614199, 3204502, 4054676, 5228398, 6409004, 7095683, 10456796, 14191366, 28382732, 49669781, 99339562, 198679124]

約数ペア:

[(1, 198679124), (2, 99339562), (4, 49669781), (7, 28382732), (14, 14191366), (19, 10456796), (28, 7095683), (31, 6409004), (38, 5228398), (49, 4054676), (62, 3204502), (76, 2614199), (98, 2027338), (124, 1602251), (133, 1493828), (196, 1013669), (217, 915572), (266, 746914), (434, 457786), (532, 373457), (589, 337316), (868, 228893), (931, 213404), (1178, 168658), (1519, 130796), (1721, 115444), (1862, 106702), (2356, 84329), (3038, 65398), (3442, 57722), (3724, 53351), (4123, 48188), (6076, 32699), (6884, 28861), (8246, 24094), (12047, 16492)]