210852880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{149}}^1$

素因数の和:214

約数の個数: 180

約数和(自身を含む): 605904300

約数和(自身を除く): 395051420

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 149, 152, 190, 196, 245, 266, 280, 298, 304, 361, 380, 392, 490, 532, 560, 596, 665, 722, 745, 760, 784, 931, 980, 1043, 1064, 1192, 1330, 1444, 1490, 1520, 1805, 1862, 1960, 2086, 2128, 2384, 2527, 2660, 2831, 2888, 2980, 3610, 3724, 3920, 4172, 4655, 5054, 5215, 5320, 5662, 5776, 5960, 7220, 7301, 7448, 8344, 9310, 10108, 10430, 10640, 11324, 11920, 12635, 14155, 14440, 14602, 14896, 16688, 17689, 18620, 19817, 20216, 20860, 22648, 25270, 28310, 28880, 29204, 35378, 36505, 37240, 39634, 40432, 41720, 45296, 50540, 53789, 56620, 58408, 70756, 73010, 74480, 79268, 83440, 88445, 99085, 101080, 107578, 113240, 116816, 138719, 141512, 146020, 158536, 176890, 198170, 202160, 215156, 226480, 268945, 277438, 283024, 292040, 317072, 353780, 376523, 396340, 430312, 537890, 554876, 584080, 693595, 707560, 753046, 792680, 860624, 1075780, 1109752, 1387190, 1415120, 1506092, 1585360, 1882615, 2151560, 2219504, 2635661, 2774380, 3012184, 3765230, 4303120, 5271322, 5548760, 6024368, 7530460, 10542644, 11097520, 13178305, 15060920, 21085288, 26356610, 30121840, 42170576, 52713220, 105426440, 210852880]

約数ペア:

[(1, 210852880), (2, 105426440), (4, 52713220), (5, 42170576), (7, 30121840), (8, 26356610), (10, 21085288), (14, 15060920), (16, 13178305), (19, 11097520), (20, 10542644), (28, 7530460), (35, 6024368), (38, 5548760), (40, 5271322), (49, 4303120), (56, 3765230), (70, 3012184), (76, 2774380), (80, 2635661), (95, 2219504), (98, 2151560), (112, 1882615), (133, 1585360), (140, 1506092), (149, 1415120), (152, 1387190), (190, 1109752), (196, 1075780), (245, 860624), (266, 792680), (280, 753046), (298, 707560), (304, 693595), (361, 584080), (380, 554876), (392, 537890), (490, 430312), (532, 396340), (560, 376523), (596, 353780), (665, 317072), (722, 292040), (745, 283024), (760, 277438), (784, 268945), (931, 226480), (980, 215156), (1043, 202160), (1064, 198170), (1192, 176890), (1330, 158536), (1444, 146020), (1490, 141512), (1520, 138719), (1805, 116816), (1862, 113240), (1960, 107578), (2086, 101080), (2128, 99085), (2384, 88445), (2527, 83440), (2660, 79268), (2831, 74480), (2888, 73010), (2980, 70756), (3610, 58408), (3724, 56620), (3920, 53789), (4172, 50540), (4655, 45296), (5054, 41720), (5215, 40432), (5320, 39634), (5662, 37240), (5776, 36505), (5960, 35378), (7220, 29204), (7301, 28880), (7448, 28310), (8344, 25270), (9310, 22648), (10108, 20860), (10430, 20216), (10640, 19817), (11324, 18620), (11920, 17689), (12635, 16688), (14155, 14896), (14440, 14602)]