15637860

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{197}}^1$

素因数の和:232

約数の個数: 180

約数和(自身を含む): 57355452

約数和(自身を除く): 41717592

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 197, 210, 245, 252, 270, 294, 315, 324, 378, 394, 405, 420, 441, 490, 540, 567, 588, 591, 630, 735, 756, 788, 810, 882, 945, 980, 985, 1134, 1182, 1260, 1323, 1379, 1470, 1620, 1764, 1773, 1890, 1970, 2205, 2268, 2364, 2646, 2758, 2835, 2940, 2955, 3546, 3780, 3940, 3969, 4137, 4410, 5292, 5319, 5516, 5670, 5910, 6615, 6895, 7092, 7938, 8274, 8820, 8865, 9653, 10638, 11340, 11820, 12411, 13230, 13790, 15876, 15957, 16548, 17730, 19306, 19845, 20685, 21276, 24822, 26460, 26595, 27580, 28959, 31914, 35460, 37233, 38612, 39690, 41370, 48265, 49644, 53190, 57918, 62055, 63828, 74466, 79380, 79785, 82740, 86877, 96530, 106380, 111699, 115836, 124110, 144795, 148932, 159570, 173754, 186165, 193060, 223398, 248220, 260631, 289590, 319140, 347508, 372330, 434385, 446796, 521262, 558495, 579180, 744660, 781893, 868770, 1042524, 1116990, 1303155, 1563786, 1737540, 2233980, 2606310, 3127572, 3909465, 5212620, 7818930, 15637860]

約数ペア:

[(1, 15637860), (2, 7818930), (3, 5212620), (4, 3909465), (5, 3127572), (6, 2606310), (7, 2233980), (9, 1737540), (10, 1563786), (12, 1303155), (14, 1116990), (15, 1042524), (18, 868770), (20, 781893), (21, 744660), (27, 579180), (28, 558495), (30, 521262), (35, 446796), (36, 434385), (42, 372330), (45, 347508), (49, 319140), (54, 289590), (60, 260631), (63, 248220), (70, 223398), (81, 193060), (84, 186165), (90, 173754), (98, 159570), (105, 148932), (108, 144795), (126, 124110), (135, 115836), (140, 111699), (147, 106380), (162, 96530), (180, 86877), (189, 82740), (196, 79785), (197, 79380), (210, 74466), (245, 63828), (252, 62055), (270, 57918), (294, 53190), (315, 49644), (324, 48265), (378, 41370), (394, 39690), (405, 38612), (420, 37233), (441, 35460), (490, 31914), (540, 28959), (567, 27580), (588, 26595), (591, 26460), (630, 24822), (735, 21276), (756, 20685), (788, 19845), (810, 19306), (882, 17730), (945, 16548), (980, 15957), (985, 15876), (1134, 13790), (1182, 13230), (1260, 12411), (1323, 11820), (1379, 11340), (1470, 10638), (1620, 9653), (1764, 8865), (1773, 8820), (1890, 8274), (1970, 7938), (2205, 7092), (2268, 6895), (2364, 6615), (2646, 5910), (2758, 5670), (2835, 5516), (2940, 5319), (2955, 5292), (3546, 4410), (3780, 4137), (3940, 3969)]