168955920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{4789}}^1$

素因数の和:4822

約数の個数: 180

約数和(自身を含む): 660186540

約数和(自身を除く): 491230620

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 4789, 5040, 5880, 7056, 8820, 9578, 11760, 14367, 17640, 19156, 23945, 28734, 33523, 35280, 38312, 43101, 47890, 57468, 67046, 71835, 76624, 86202, 95780, 100569, 114936, 134092, 143670, 167615, 172404, 191560, 201138, 215505, 229872, 234661, 268184, 287340, 301707, 335230, 344808, 383120, 402276, 431010, 469322, 502845, 536368, 574680, 603414, 670460, 689616, 703983, 804552, 862020, 938644, 1005690, 1149360, 1173305, 1206828, 1340920, 1407966, 1508535, 1609104, 1724040, 1877288, 2011380, 2111949, 2346610, 2413656, 2681840, 2815932, 3017070, 3448080, 3519915, 3754576, 4022760, 4223898, 4693220, 4827312, 5631864, 6034140, 7039830, 8045520, 8447796, 9386440, 10559745, 11263728, 12068280, 14079660, 16895592, 18772880, 21119490, 24136560, 28159320, 33791184, 42238980, 56318640, 84477960, 168955920]

約数ペア:

[(1, 168955920), (2, 84477960), (3, 56318640), (4, 42238980), (5, 33791184), (6, 28159320), (7, 24136560), (8, 21119490), (9, 18772880), (10, 16895592), (12, 14079660), (14, 12068280), (15, 11263728), (16, 10559745), (18, 9386440), (20, 8447796), (21, 8045520), (24, 7039830), (28, 6034140), (30, 5631864), (35, 4827312), (36, 4693220), (40, 4223898), (42, 4022760), (45, 3754576), (48, 3519915), (49, 3448080), (56, 3017070), (60, 2815932), (63, 2681840), (70, 2413656), (72, 2346610), (80, 2111949), (84, 2011380), (90, 1877288), (98, 1724040), (105, 1609104), (112, 1508535), (120, 1407966), (126, 1340920), (140, 1206828), (144, 1173305), (147, 1149360), (168, 1005690), (180, 938644), (196, 862020), (210, 804552), (240, 703983), (245, 689616), (252, 670460), (280, 603414), (294, 574680), (315, 536368), (336, 502845), (360, 469322), (392, 431010), (420, 402276), (441, 383120), (490, 344808), (504, 335230), (560, 301707), (588, 287340), (630, 268184), (720, 234661), (735, 229872), (784, 215505), (840, 201138), (882, 191560), (980, 172404), (1008, 167615), (1176, 143670), (1260, 134092), (1470, 114936), (1680, 100569), (1764, 95780), (1960, 86202), (2205, 76624), (2352, 71835), (2520, 67046), (2940, 57468), (3528, 47890), (3920, 43101), (4410, 38312), (4789, 35280), (5040, 33523), (5880, 28734), (7056, 23945), (8820, 19156), (9578, 17640), (11760, 14367)]