178909680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:359

約数の個数: 160

約数和(自身を含む): 579962880

約数和(自身を除く): 401053200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 139, 155, 173, 186, 240, 248, 278, 310, 346, 372, 417, 465, 496, 519, 556, 620, 692, 695, 744, 834, 865, 930, 1038, 1112, 1240, 1384, 1390, 1488, 1668, 1730, 1860, 2076, 2085, 2224, 2480, 2595, 2768, 2780, 3336, 3460, 3720, 4152, 4170, 4309, 5190, 5363, 5560, 6672, 6920, 7440, 8304, 8340, 8618, 10380, 10726, 11120, 12927, 13840, 16089, 16680, 17236, 20760, 21452, 21545, 24047, 25854, 26815, 32178, 33360, 34472, 41520, 42904, 43090, 48094, 51708, 53630, 64356, 64635, 68944, 72141, 80445, 85808, 86180, 96188, 103416, 107260, 120235, 128712, 129270, 144282, 160890, 172360, 192376, 206832, 214520, 240470, 257424, 258540, 288564, 321780, 344720, 360705, 384752, 429040, 480940, 517080, 577128, 643560, 721410, 745457, 961880, 1034160, 1154256, 1287120, 1442820, 1490914, 1923760, 2236371, 2885640, 2981828, 3727285, 4472742, 5771280, 5963656, 7454570, 8945484, 11181855, 11927312, 14909140, 17890968, 22363710, 29818280, 35781936, 44727420, 59636560, 89454840, 178909680]

約数ペア:

[(1, 178909680), (2, 89454840), (3, 59636560), (4, 44727420), (5, 35781936), (6, 29818280), (8, 22363710), (10, 17890968), (12, 14909140), (15, 11927312), (16, 11181855), (20, 8945484), (24, 7454570), (30, 5963656), (31, 5771280), (40, 4472742), (48, 3727285), (60, 2981828), (62, 2885640), (80, 2236371), (93, 1923760), (120, 1490914), (124, 1442820), (139, 1287120), (155, 1154256), (173, 1034160), (186, 961880), (240, 745457), (248, 721410), (278, 643560), (310, 577128), (346, 517080), (372, 480940), (417, 429040), (465, 384752), (496, 360705), (519, 344720), (556, 321780), (620, 288564), (692, 258540), (695, 257424), (744, 240470), (834, 214520), (865, 206832), (930, 192376), (1038, 172360), (1112, 160890), (1240, 144282), (1384, 129270), (1390, 128712), (1488, 120235), (1668, 107260), (1730, 103416), (1860, 96188), (2076, 86180), (2085, 85808), (2224, 80445), (2480, 72141), (2595, 68944), (2768, 64635), (2780, 64356), (3336, 53630), (3460, 51708), (3720, 48094), (4152, 43090), (4170, 42904), (4309, 41520), (5190, 34472), (5363, 33360), (5560, 32178), (6672, 26815), (6920, 25854), (7440, 24047), (8304, 21545), (8340, 21452), (8618, 20760), (10380, 17236), (10726, 16680), (11120, 16089), (12927, 13840)]