28180530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1091}}^1$

素因数の和:1152

約数の個数: 96

約数和(自身を含む): 85857408

約数和(自身を除く): 57676878

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 41, 42, 45, 63, 70, 82, 90, 105, 123, 126, 205, 210, 246, 287, 315, 369, 410, 574, 615, 630, 738, 861, 1091, 1230, 1435, 1722, 1845, 2182, 2583, 2870, 3273, 3690, 4305, 5166, 5455, 6546, 7637, 8610, 9819, 10910, 12915, 15274, 16365, 19638, 22911, 25830, 32730, 38185, 44731, 45822, 49095, 68733, 76370, 89462, 98190, 114555, 134193, 137466, 223655, 229110, 268386, 313117, 343665, 402579, 447310, 626234, 670965, 687330, 805158, 939351, 1341930, 1565585, 1878702, 2012895, 2818053, 3131170, 4025790, 4696755, 5636106, 9393510, 14090265, 28180530]

約数ペア:

[(1, 28180530), (2, 14090265), (3, 9393510), (5, 5636106), (6, 4696755), (7, 4025790), (9, 3131170), (10, 2818053), (14, 2012895), (15, 1878702), (18, 1565585), (21, 1341930), (30, 939351), (35, 805158), (41, 687330), (42, 670965), (45, 626234), (63, 447310), (70, 402579), (82, 343665), (90, 313117), (105, 268386), (123, 229110), (126, 223655), (205, 137466), (210, 134193), (246, 114555), (287, 98190), (315, 89462), (369, 76370), (410, 68733), (574, 49095), (615, 45822), (630, 44731), (738, 38185), (861, 32730), (1091, 25830), (1230, 22911), (1435, 19638), (1722, 16365), (1845, 15274), (2182, 12915), (2583, 10910), (2870, 9819), (3273, 8610), (3690, 7637), (4305, 6546), (5166, 5455)]