19385730

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:302

約数の個数: 160

約数和(自身を含む): 64399104

約数和(自身を除く): 45013374

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 81, 90, 91, 105, 117, 126, 130, 135, 162, 182, 189, 195, 210, 234, 263, 270, 273, 315, 351, 378, 390, 405, 455, 526, 546, 567, 585, 630, 702, 789, 810, 819, 910, 945, 1053, 1134, 1170, 1315, 1365, 1578, 1638, 1755, 1841, 1890, 2106, 2367, 2457, 2630, 2730, 2835, 3419, 3510, 3682, 3945, 4095, 4734, 4914, 5265, 5523, 5670, 6838, 7101, 7371, 7890, 8190, 9205, 10257, 10530, 11046, 11835, 12285, 14202, 14742, 16569, 17095, 18410, 20514, 21303, 23670, 23933, 24570, 27615, 30771, 33138, 34190, 35505, 36855, 42606, 47866, 49707, 51285, 55230, 61542, 71010, 71799, 73710, 82845, 92313, 99414, 102570, 106515, 119665, 143598, 149121, 153855, 165690, 184626, 213030, 215397, 239330, 248535, 276939, 298242, 307710, 358995, 430794, 461565, 497070, 553878, 646191, 717990, 745605, 923130, 1076985, 1292382, 1384695, 1491210, 1938573, 2153970, 2769390, 3230955, 3877146, 6461910, 9692865, 19385730]

約数ペア:

[(1, 19385730), (2, 9692865), (3, 6461910), (5, 3877146), (6, 3230955), (7, 2769390), (9, 2153970), (10, 1938573), (13, 1491210), (14, 1384695), (15, 1292382), (18, 1076985), (21, 923130), (26, 745605), (27, 717990), (30, 646191), (35, 553878), (39, 497070), (42, 461565), (45, 430794), (54, 358995), (63, 307710), (65, 298242), (70, 276939), (78, 248535), (81, 239330), (90, 215397), (91, 213030), (105, 184626), (117, 165690), (126, 153855), (130, 149121), (135, 143598), (162, 119665), (182, 106515), (189, 102570), (195, 99414), (210, 92313), (234, 82845), (263, 73710), (270, 71799), (273, 71010), (315, 61542), (351, 55230), (378, 51285), (390, 49707), (405, 47866), (455, 42606), (526, 36855), (546, 35505), (567, 34190), (585, 33138), (630, 30771), (702, 27615), (789, 24570), (810, 23933), (819, 23670), (910, 21303), (945, 20514), (1053, 18410), (1134, 17095), (1170, 16569), (1315, 14742), (1365, 14202), (1578, 12285), (1638, 11835), (1755, 11046), (1841, 10530), (1890, 10257), (2106, 9205), (2367, 8190), (2457, 7890), (2630, 7371), (2730, 7101), (2835, 6838), (3419, 5670), (3510, 5523), (3682, 5265), (3945, 4914), (4095, 4734)]