310491180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{17783}}^1$

素因数の和:17895

約数の個数: 72

約数和(自身を含む): 951586272

約数和(自身を除く): 641095092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 5820, 8730, 17460, 17783, 35566, 53349, 71132, 88915, 106698, 160047, 177830, 213396, 266745, 320094, 355660, 533490, 640188, 800235, 1066980, 1600470, 1724951, 3200940, 3449902, 5174853, 6899804, 8624755, 10349706, 15524559, 17249510, 20699412, 25874265, 31049118, 34499020, 51748530, 62098236, 77622795, 103497060, 155245590, 310491180]

約数ペア:

[(1, 310491180), (2, 155245590), (3, 103497060), (4, 77622795), (5, 62098236), (6, 51748530), (9, 34499020), (10, 31049118), (12, 25874265), (15, 20699412), (18, 17249510), (20, 15524559), (30, 10349706), (36, 8624755), (45, 6899804), (60, 5174853), (90, 3449902), (97, 3200940), (180, 1724951), (194, 1600470), (291, 1066980), (388, 800235), (485, 640188), (582, 533490), (873, 355660), (970, 320094), (1164, 266745), (1455, 213396), (1746, 177830), (1940, 160047), (2910, 106698), (3492, 88915), (4365, 71132), (5820, 53349), (8730, 35566), (17460, 17783)]