15520260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{5279}}^1$

素因数の和:5305

約数の個数: 72

約数和(自身を含む): 50561280

約数和(自身を除く): 35041020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 5279, 10558, 15837, 21116, 26395, 31674, 36953, 52790, 63348, 73906, 79185, 105580, 110859, 147812, 158370, 184765, 221718, 258671, 316740, 369530, 443436, 517342, 554295, 739060, 776013, 1034684, 1108590, 1293355, 1552026, 2217180, 2586710, 3104052, 3880065, 5173420, 7760130, 15520260]

約数ペア:

[(1, 15520260), (2, 7760130), (3, 5173420), (4, 3880065), (5, 3104052), (6, 2586710), (7, 2217180), (10, 1552026), (12, 1293355), (14, 1108590), (15, 1034684), (20, 776013), (21, 739060), (28, 554295), (30, 517342), (35, 443436), (42, 369530), (49, 316740), (60, 258671), (70, 221718), (84, 184765), (98, 158370), (105, 147812), (140, 110859), (147, 105580), (196, 79185), (210, 73906), (245, 63348), (294, 52790), (420, 36953), (490, 31674), (588, 26395), (735, 21116), (980, 15837), (1470, 10558), (2940, 5279)]