214880220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:540

約数の個数: 144

約数和(自身を含む): 681477888

約数和(自身を除く): 466597668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 97, 124, 155, 180, 186, 194, 279, 291, 310, 372, 388, 397, 465, 485, 558, 582, 620, 794, 873, 930, 970, 1116, 1164, 1191, 1395, 1455, 1588, 1746, 1860, 1940, 1985, 2382, 2790, 2910, 3007, 3492, 3573, 3970, 4365, 4764, 5580, 5820, 5955, 6014, 7146, 7940, 8730, 9021, 11910, 12028, 12307, 14292, 15035, 17460, 17865, 18042, 23820, 24614, 27063, 30070, 35730, 36084, 36921, 38509, 45105, 49228, 54126, 60140, 61535, 71460, 73842, 77018, 90210, 108252, 110763, 115527, 123070, 135315, 147684, 154036, 180420, 184605, 192545, 221526, 231054, 246140, 270630, 346581, 369210, 385090, 443052, 462108, 541260, 553815, 577635, 693162, 738420, 770180, 1107630, 1155270, 1193779, 1386324, 1732905, 2215260, 2310540, 2387558, 3465810, 3581337, 4775116, 5968895, 6931620, 7162674, 10744011, 11937790, 14325348, 17906685, 21488022, 23875580, 35813370, 42976044, 53720055, 71626740, 107440110, 214880220]

約数ペア:

[(1, 214880220), (2, 107440110), (3, 71626740), (4, 53720055), (5, 42976044), (6, 35813370), (9, 23875580), (10, 21488022), (12, 17906685), (15, 14325348), (18, 11937790), (20, 10744011), (30, 7162674), (31, 6931620), (36, 5968895), (45, 4775116), (60, 3581337), (62, 3465810), (90, 2387558), (93, 2310540), (97, 2215260), (124, 1732905), (155, 1386324), (180, 1193779), (186, 1155270), (194, 1107630), (279, 770180), (291, 738420), (310, 693162), (372, 577635), (388, 553815), (397, 541260), (465, 462108), (485, 443052), (558, 385090), (582, 369210), (620, 346581), (794, 270630), (873, 246140), (930, 231054), (970, 221526), (1116, 192545), (1164, 184605), (1191, 180420), (1395, 154036), (1455, 147684), (1588, 135315), (1746, 123070), (1860, 115527), (1940, 110763), (1985, 108252), (2382, 90210), (2790, 77018), (2910, 73842), (3007, 71460), (3492, 61535), (3573, 60140), (3970, 54126), (4365, 49228), (4764, 45105), (5580, 38509), (5820, 36921), (5955, 36084), (6014, 35730), (7146, 30070), (7940, 27063), (8730, 24614), (9021, 23820), (11910, 18042), (12028, 17865), (12307, 17460), (14292, 15035)]