291789030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:410

約数の個数: 128

約数和(自身を含む): 787989888

約数和(自身を除く): 496200858

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 73, 74, 78, 111, 130, 146, 185, 195, 219, 222, 277, 365, 370, 390, 438, 481, 554, 555, 730, 831, 949, 962, 1095, 1110, 1385, 1443, 1662, 1898, 2190, 2405, 2701, 2770, 2847, 2886, 3601, 4155, 4745, 4810, 5402, 5694, 7202, 7215, 8103, 8310, 9490, 10249, 10803, 13505, 14235, 14430, 16206, 18005, 20221, 20498, 21606, 27010, 28470, 30747, 35113, 36010, 40442, 40515, 51245, 54015, 60663, 61494, 70226, 81030, 101105, 102490, 105339, 108030, 121326, 133237, 153735, 175565, 202210, 210678, 262873, 266474, 303315, 307470, 351130, 399711, 525746, 526695, 606630, 666185, 748177, 788619, 799422, 1053390, 1314365, 1332370, 1496354, 1577238, 1998555, 2244531, 2628730, 3740885, 3943095, 3997110, 4489062, 7481770, 7886190, 9726301, 11222655, 19452602, 22445310, 29178903, 48631505, 58357806, 97263010, 145894515, 291789030]

約数ペア:

[(1, 291789030), (2, 145894515), (3, 97263010), (5, 58357806), (6, 48631505), (10, 29178903), (13, 22445310), (15, 19452602), (26, 11222655), (30, 9726301), (37, 7886190), (39, 7481770), (65, 4489062), (73, 3997110), (74, 3943095), (78, 3740885), (111, 2628730), (130, 2244531), (146, 1998555), (185, 1577238), (195, 1496354), (219, 1332370), (222, 1314365), (277, 1053390), (365, 799422), (370, 788619), (390, 748177), (438, 666185), (481, 606630), (554, 526695), (555, 525746), (730, 399711), (831, 351130), (949, 307470), (962, 303315), (1095, 266474), (1110, 262873), (1385, 210678), (1443, 202210), (1662, 175565), (1898, 153735), (2190, 133237), (2405, 121326), (2701, 108030), (2770, 105339), (2847, 102490), (2886, 101105), (3601, 81030), (4155, 70226), (4745, 61494), (4810, 60663), (5402, 54015), (5694, 51245), (7202, 40515), (7215, 40442), (8103, 36010), (8310, 35113), (9490, 30747), (10249, 28470), (10803, 27010), (13505, 21606), (14235, 20498), (14430, 20221), (16206, 18005)]