140740740

素因数分解:

$2^2\times 3^6\times 5^1\times 7^2\times {\mathrm{197}}^1$

素因数の和:238

約数の個数: 252

約数和(自身を含む): 518095116

約数和(自身を除く): 377354376

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, 243, 245, 252, 270, 294, 315, 324, 378, 394, 405, 420, 441, 486, 490, 540, 567, 588, 591, 630, 729, 735, 756, 788, 810, 882, 945, 972, 980, 985, 1134, 1182, 1215, 1260, 1323, 1379, 1458, 1470, 1620, 1701, 1764, 1773, 1890, 1970, 2205, 2268, 2364, 2430, 2646, 2758, 2835, 2916, 2940, 2955, 3402, 3546, 3645, 3780, 3940, 3969, 4137, 4410, 4860, 5103, 5292, 5319, 5516, 5670, 5910, 6615, 6804, 6895, 7092, 7290, 7938, 8274, 8505, 8820, 8865, 9653, 10206, 10638, 11340, 11820, 11907, 12411, 13230, 13790, 14580, 15876, 15957, 16548, 17010, 17730, 19306, 19845, 20412, 20685, 21276, 23814, 24822, 25515, 26460, 26595, 27580, 28959, 31914, 34020, 35460, 35721, 37233, 38612, 39690, 41370, 47628, 47871, 48265, 49644, 51030, 53190, 57918, 59535, 62055, 63828, 71442, 74466, 79380, 79785, 82740, 86877, 95742, 96530, 102060, 106380, 111699, 115836, 119070, 124110, 142884, 143613, 144795, 148932, 159570, 173754, 178605, 186165, 191484, 193060, 223398, 238140, 239355, 248220, 260631, 287226, 289590, 319140, 335097, 347508, 357210, 372330, 434385, 446796, 478710, 521262, 558495, 574452, 579180, 670194, 714420, 718065, 744660, 781893, 868770, 957420, 1005291, 1042524, 1116990, 1303155, 1340388, 1436130, 1563786, 1675485, 1737540, 2010582, 2233980, 2345679, 2606310, 2872260, 3127572, 3350970, 3909465, 4021164, 4691358, 5026455, 5212620, 6701940, 7037037, 7818930, 9382716, 10052910, 11728395, 14074074, 15637860, 20105820, 23456790, 28148148, 35185185, 46913580, 70370370, 140740740]

約数ペア:

[(1, 140740740), (2, 70370370), (3, 46913580), (4, 35185185), (5, 28148148), (6, 23456790), (7, 20105820), (9, 15637860), (10, 14074074), (12, 11728395), (14, 10052910), (15, 9382716), (18, 7818930), (20, 7037037), (21, 6701940), (27, 5212620), (28, 5026455), (30, 4691358), (35, 4021164), (36, 3909465), (42, 3350970), (45, 3127572), (49, 2872260), (54, 2606310), (60, 2345679), (63, 2233980), (70, 2010582), (81, 1737540), (84, 1675485), (90, 1563786), (98, 1436130), (105, 1340388), (108, 1303155), (126, 1116990), (135, 1042524), (140, 1005291), (147, 957420), (162, 868770), (180, 781893), (189, 744660), (196, 718065), (197, 714420), (210, 670194), (243, 579180), (245, 574452), (252, 558495), (270, 521262), (294, 478710), (315, 446796), (324, 434385), (378, 372330), (394, 357210), (405, 347508), (420, 335097), (441, 319140), (486, 289590), (490, 287226), (540, 260631), (567, 248220), (588, 239355), (591, 238140), (630, 223398), (729, 193060), (735, 191484), (756, 186165), (788, 178605), (810, 173754), (882, 159570), (945, 148932), (972, 144795), (980, 143613), (985, 142884), (1134, 124110), (1182, 119070), (1215, 115836), (1260, 111699), (1323, 106380), (1379, 102060), (1458, 96530), (1470, 95742), (1620, 86877), (1701, 82740), (1764, 79785), (1773, 79380), (1890, 74466), (1970, 71442), (2205, 63828), (2268, 62055), (2364, 59535), (2430, 57918), (2646, 53190), (2758, 51030), (2835, 49644), (2916, 48265), (2940, 47871), (2955, 47628), (3402, 41370), (3546, 39690), (3645, 38612), (3780, 37233), (3940, 35721), (3969, 35460), (4137, 34020), (4410, 31914), (4860, 28959), (5103, 27580), (5292, 26595), (5319, 26460), (5516, 25515), (5670, 24822), (5910, 23814), (6615, 21276), (6804, 20685), (6895, 20412), (7092, 19845), (7290, 19306), (7938, 17730), (8274, 17010), (8505, 16548), (8820, 15957), (8865, 15876), (9653, 14580), (10206, 13790), (10638, 13230), (11340, 12411), (11820, 11907)]