173813220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137947}}^1$

素因数の和:137969

約数の個数: 72

約数和(自身を含む): 602556864

約数和(自身を除く): 428743644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 137947, 275894, 413841, 551788, 689735, 827682, 965629, 1241523, 1379470, 1655364, 1931258, 2069205, 2483046, 2758940, 2896887, 3862516, 4138410, 4828145, 4966092, 5793774, 6207615, 8276820, 8690661, 9656290, 11587548, 12415230, 14484435, 17381322, 19312580, 24830460, 28968870, 34762644, 43453305, 57937740, 86906610, 173813220]

約数ペア:

[(1, 173813220), (2, 86906610), (3, 57937740), (4, 43453305), (5, 34762644), (6, 28968870), (7, 24830460), (9, 19312580), (10, 17381322), (12, 14484435), (14, 12415230), (15, 11587548), (18, 9656290), (20, 8690661), (21, 8276820), (28, 6207615), (30, 5793774), (35, 4966092), (36, 4828145), (42, 4138410), (45, 3862516), (60, 2896887), (63, 2758940), (70, 2483046), (84, 2069205), (90, 1931258), (105, 1655364), (126, 1379470), (140, 1241523), (180, 965629), (210, 827682), (252, 689735), (315, 551788), (420, 413841), (630, 275894), (1260, 137947)]