279388890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1171}}^1$

素因数の和:1436

約数の個数: 96

約数和(自身を含む): 796416192

約数和(自身を除く): 517027302

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 241, 330, 482, 495, 723, 990, 1171, 1205, 1446, 2169, 2342, 2410, 2651, 3513, 3615, 4338, 5302, 5855, 7026, 7230, 7953, 10539, 10845, 11710, 12881, 13255, 15906, 17565, 21078, 21690, 23859, 25762, 26510, 35130, 38643, 39765, 47718, 52695, 64405, 77286, 79530, 105390, 115929, 119295, 128810, 193215, 231858, 238590, 282211, 386430, 564422, 579645, 846633, 1159290, 1411055, 1693266, 2539899, 2822110, 3104321, 4233165, 5079798, 6208642, 8466330, 9312963, 12699495, 15521605, 18625926, 25398990, 27938889, 31043210, 46564815, 55877778, 93129630, 139694445, 279388890]

約数ペア:

[(1, 279388890), (2, 139694445), (3, 93129630), (5, 55877778), (6, 46564815), (9, 31043210), (10, 27938889), (11, 25398990), (15, 18625926), (18, 15521605), (22, 12699495), (30, 9312963), (33, 8466330), (45, 6208642), (55, 5079798), (66, 4233165), (90, 3104321), (99, 2822110), (110, 2539899), (165, 1693266), (198, 1411055), (241, 1159290), (330, 846633), (482, 579645), (495, 564422), (723, 386430), (990, 282211), (1171, 238590), (1205, 231858), (1446, 193215), (2169, 128810), (2342, 119295), (2410, 115929), (2651, 105390), (3513, 79530), (3615, 77286), (4338, 64405), (5302, 52695), (5855, 47718), (7026, 39765), (7230, 38643), (7953, 35130), (10539, 26510), (10845, 25762), (11710, 23859), (12881, 21690), (13255, 21078), (15906, 17565)]