209967660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{55547}}^1$

素因数の和:55572

約数の個数: 96

約数和(自身を含む): 746565120

約数和(自身を除く): 536597460

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, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 55547, 111094, 166641, 222188, 277735, 333282, 388829, 499923, 555470, 666564, 777658, 833205, 999846, 1110940, 1166487, 1499769, 1555316, 1666410, 1944145, 1999692, 2332974, 2499615, 2999538, 3332820, 3499461, 3888290, 4665948, 4999230, 5832435, 5999076, 6998922, 7498845, 7776580, 9998460, 10498383, 11664870, 13997844, 14997690, 17497305, 20996766, 23329740, 29995380, 34994610, 41993532, 52491915, 69989220, 104983830, 209967660]

約数ペア:

[(1, 209967660), (2, 104983830), (3, 69989220), (4, 52491915), (5, 41993532), (6, 34994610), (7, 29995380), (9, 23329740), (10, 20996766), (12, 17497305), (14, 14997690), (15, 13997844), (18, 11664870), (20, 10498383), (21, 9998460), (27, 7776580), (28, 7498845), (30, 6998922), (35, 5999076), (36, 5832435), (42, 4999230), (45, 4665948), (54, 3888290), (60, 3499461), (63, 3332820), (70, 2999538), (84, 2499615), (90, 2332974), (105, 1999692), (108, 1944145), (126, 1666410), (135, 1555316), (140, 1499769), (180, 1166487), (189, 1110940), (210, 999846), (252, 833205), (270, 777658), (315, 666564), (378, 555470), (420, 499923), (540, 388829), (630, 333282), (756, 277735), (945, 222188), (1260, 166641), (1890, 111094), (3780, 55547)]