204769320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{769}}^1$

素因数の和:1107

約数の個数: 128

約数和(自身を含む): 705196800

約数和(自身を除く): 500427480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 317, 420, 634, 769, 840, 951, 1268, 1538, 1585, 1902, 2219, 2307, 2536, 3076, 3170, 3804, 3845, 4438, 4614, 4755, 5383, 6152, 6340, 6657, 7608, 7690, 8876, 9228, 9510, 10766, 11095, 11535, 12680, 13314, 15380, 16149, 17752, 18456, 19020, 21532, 22190, 23070, 26628, 26915, 30760, 32298, 33285, 38040, 43064, 44380, 46140, 53256, 53830, 64596, 66570, 80745, 88760, 92280, 107660, 129192, 133140, 161490, 215320, 243773, 266280, 322980, 487546, 645960, 731319, 975092, 1218865, 1462638, 1706411, 1950184, 2437730, 2925276, 3412822, 3656595, 4875460, 5119233, 5850552, 6825644, 7313190, 8532055, 9750920, 10238466, 13651288, 14626380, 17064110, 20476932, 25596165, 29252760, 34128220, 40953864, 51192330, 68256440, 102384660, 204769320]

約数ペア:

[(1, 204769320), (2, 102384660), (3, 68256440), (4, 51192330), (5, 40953864), (6, 34128220), (7, 29252760), (8, 25596165), (10, 20476932), (12, 17064110), (14, 14626380), (15, 13651288), (20, 10238466), (21, 9750920), (24, 8532055), (28, 7313190), (30, 6825644), (35, 5850552), (40, 5119233), (42, 4875460), (56, 3656595), (60, 3412822), (70, 2925276), (84, 2437730), (105, 1950184), (120, 1706411), (140, 1462638), (168, 1218865), (210, 975092), (280, 731319), (317, 645960), (420, 487546), (634, 322980), (769, 266280), (840, 243773), (951, 215320), (1268, 161490), (1538, 133140), (1585, 129192), (1902, 107660), (2219, 92280), (2307, 88760), (2536, 80745), (3076, 66570), (3170, 64596), (3804, 53830), (3845, 53256), (4438, 46140), (4614, 44380), (4755, 43064), (5383, 38040), (6152, 33285), (6340, 32298), (6657, 30760), (7608, 26915), (7690, 26628), (8876, 23070), (9228, 22190), (9510, 21532), (10766, 19020), (11095, 18456), (11535, 17752), (12680, 16149), (13314, 15380)]