28110390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 86372352

約数和(自身を除く): 58261962

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 43, 55, 66, 70, 77, 86, 105, 110, 129, 154, 165, 210, 215, 231, 258, 283, 301, 330, 385, 430, 462, 473, 566, 602, 645, 770, 849, 903, 946, 1155, 1290, 1415, 1419, 1505, 1698, 1806, 1981, 2310, 2365, 2830, 2838, 3010, 3113, 3311, 3962, 4245, 4515, 4730, 5943, 6226, 6622, 7095, 8490, 9030, 9339, 9905, 9933, 11886, 12169, 14190, 15565, 16555, 18678, 19810, 19866, 21791, 24338, 29715, 31130, 33110, 36507, 43582, 46695, 49665, 59430, 60845, 65373, 73014, 85183, 93390, 99330, 108955, 121690, 130746, 133859, 170366, 182535, 217910, 255549, 267718, 326865, 365070, 401577, 425915, 511098, 653730, 669295, 803154, 851830, 937013, 1277745, 1338590, 1874026, 2007885, 2555490, 2811039, 4015770, 4685065, 5622078, 9370130, 14055195, 28110390]

約数ペア:

[(1, 28110390), (2, 14055195), (3, 9370130), (5, 5622078), (6, 4685065), (7, 4015770), (10, 2811039), (11, 2555490), (14, 2007885), (15, 1874026), (21, 1338590), (22, 1277745), (30, 937013), (33, 851830), (35, 803154), (42, 669295), (43, 653730), (55, 511098), (66, 425915), (70, 401577), (77, 365070), (86, 326865), (105, 267718), (110, 255549), (129, 217910), (154, 182535), (165, 170366), (210, 133859), (215, 130746), (231, 121690), (258, 108955), (283, 99330), (301, 93390), (330, 85183), (385, 73014), (430, 65373), (462, 60845), (473, 59430), (566, 49665), (602, 46695), (645, 43582), (770, 36507), (849, 33110), (903, 31130), (946, 29715), (1155, 24338), (1290, 21791), (1415, 19866), (1419, 19810), (1505, 18678), (1698, 16555), (1806, 15565), (1981, 14190), (2310, 12169), (2365, 11886), (2830, 9933), (2838, 9905), (3010, 9339), (3113, 9030), (3311, 8490), (3962, 7095), (4245, 6622), (4515, 6226), (4730, 5943)]