393247680

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:587

約数の個数: 224

約数和(自身を含む): 1440606720

約数和(自身を除く): 1047359040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 139, 140, 160, 168, 192, 210, 224, 240, 278, 280, 320, 336, 417, 420, 421, 448, 480, 556, 560, 672, 695, 834, 840, 842, 960, 973, 1112, 1120, 1263, 1344, 1390, 1668, 1680, 1684, 1946, 2085, 2105, 2224, 2240, 2526, 2780, 2919, 2947, 3336, 3360, 3368, 3892, 4170, 4210, 4448, 4865, 5052, 5560, 5838, 5894, 6315, 6672, 6720, 6736, 7784, 8340, 8420, 8841, 8896, 9730, 10104, 11120, 11676, 11788, 12630, 13344, 13472, 14595, 14735, 15568, 16680, 16840, 17682, 19460, 20208, 22240, 23352, 23576, 25260, 26688, 26944, 29190, 29470, 31136, 33360, 33680, 35364, 38920, 40416, 44205, 44480, 46704, 47152, 50520, 58380, 58519, 58940, 62272, 66720, 67360, 70728, 77840, 80832, 88410, 93408, 94304, 101040, 116760, 117038, 117880, 133440, 134720, 141456, 155680, 175557, 176820, 186816, 188608, 202080, 233520, 234076, 235760, 282912, 292595, 311360, 351114, 353640, 404160, 409633, 467040, 468152, 471520, 565824, 585190, 702228, 707280, 819266, 877785, 934080, 936304, 943040, 1170380, 1228899, 1404456, 1414560, 1638532, 1755570, 1872608, 2048165, 2340760, 2457798, 2808912, 2829120, 3277064, 3511140, 3745216, 4096330, 4681520, 4915596, 5617824, 6144495, 6554128, 7022280, 8192660, 9363040, 9831192, 11235648, 12288990, 13108256, 14044560, 16385320, 18726080, 19662384, 24577980, 26216512, 28089120, 32770640, 39324768, 49155960, 56178240, 65541280, 78649536, 98311920, 131082560, 196623840, 393247680]

約数ペア:

[(1, 393247680), (2, 196623840), (3, 131082560), (4, 98311920), (5, 78649536), (6, 65541280), (7, 56178240), (8, 49155960), (10, 39324768), (12, 32770640), (14, 28089120), (15, 26216512), (16, 24577980), (20, 19662384), (21, 18726080), (24, 16385320), (28, 14044560), (30, 13108256), (32, 12288990), (35, 11235648), (40, 9831192), (42, 9363040), (48, 8192660), (56, 7022280), (60, 6554128), (64, 6144495), (70, 5617824), (80, 4915596), (84, 4681520), (96, 4096330), (105, 3745216), (112, 3511140), (120, 3277064), (139, 2829120), (140, 2808912), (160, 2457798), (168, 2340760), (192, 2048165), (210, 1872608), (224, 1755570), (240, 1638532), (278, 1414560), (280, 1404456), (320, 1228899), (336, 1170380), (417, 943040), (420, 936304), (421, 934080), (448, 877785), (480, 819266), (556, 707280), (560, 702228), (672, 585190), (695, 565824), (834, 471520), (840, 468152), (842, 467040), (960, 409633), (973, 404160), (1112, 353640), (1120, 351114), (1263, 311360), (1344, 292595), (1390, 282912), (1668, 235760), (1680, 234076), (1684, 233520), (1946, 202080), (2085, 188608), (2105, 186816), (2224, 176820), (2240, 175557), (2526, 155680), (2780, 141456), (2919, 134720), (2947, 133440), (3336, 117880), (3360, 117038), (3368, 116760), (3892, 101040), (4170, 94304), (4210, 93408), (4448, 88410), (4865, 80832), (5052, 77840), (5560, 70728), (5838, 67360), (5894, 66720), (6315, 62272), (6672, 58940), (6720, 58519), (6736, 58380), (7784, 50520), (8340, 47152), (8420, 46704), (8841, 44480), (8896, 44205), (9730, 40416), (10104, 38920), (11120, 35364), (11676, 33680), (11788, 33360), (12630, 31136), (13344, 29470), (13472, 29190), (14595, 26944), (14735, 26688), (15568, 25260), (16680, 23576), (16840, 23352), (17682, 22240), (19460, 20208)]