179621320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{6143}}^1$

素因数の和:6214

約数の個数: 64

約数和(自身を含む): 437944320

約数和(自身を除く): 258323000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 5848, 6143, 7310, 12286, 14620, 24572, 29240, 30715, 49144, 61430, 104431, 122860, 208862, 245720, 264149, 417724, 522155, 528298, 835448, 1044310, 1056596, 1320745, 2088620, 2113192, 2641490, 4177240, 4490533, 5282980, 8981066, 10565960, 17962132, 22452665, 35924264, 44905330, 89810660, 179621320]

約数ペア:

[(1, 179621320), (2, 89810660), (4, 44905330), (5, 35924264), (8, 22452665), (10, 17962132), (17, 10565960), (20, 8981066), (34, 5282980), (40, 4490533), (43, 4177240), (68, 2641490), (85, 2113192), (86, 2088620), (136, 1320745), (170, 1056596), (172, 1044310), (215, 835448), (340, 528298), (344, 522155), (430, 417724), (680, 264149), (731, 245720), (860, 208862), (1462, 122860), (1720, 104431), (2924, 61430), (3655, 49144), (5848, 30715), (6143, 29240), (7310, 24572), (12286, 14620)]