1397505780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9941}}^1$

素因数の和:10038

約数の個数: 144

約数和(自身を含む): 4690078848

約数和(自身を除く): 3292573068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 71, 90, 99, 110, 132, 142, 165, 180, 198, 213, 220, 284, 330, 355, 396, 426, 495, 639, 660, 710, 781, 852, 990, 1065, 1278, 1420, 1562, 1980, 2130, 2343, 2556, 3124, 3195, 3905, 4260, 4686, 6390, 7029, 7810, 9372, 9941, 11715, 12780, 14058, 15620, 19882, 23430, 28116, 29823, 35145, 39764, 46860, 49705, 59646, 70290, 89469, 99410, 109351, 119292, 140580, 149115, 178938, 198820, 218702, 298230, 328053, 357876, 437404, 447345, 546755, 596460, 656106, 705811, 894690, 984159, 1093510, 1312212, 1411622, 1640265, 1789380, 1968318, 2117433, 2187020, 2823244, 3280530, 3529055, 3936636, 4234866, 4920795, 6352299, 6561060, 7058110, 7763921, 8469732, 9841590, 10587165, 12704598, 14116220, 15527842, 19683180, 21174330, 23291763, 25409196, 31055684, 31761495, 38819605, 42348660, 46583526, 63522990, 69875289, 77639210, 93167052, 116458815, 127045980, 139750578, 155278420, 232917630, 279501156, 349376445, 465835260, 698752890, 1397505780]

約数ペア:

[(1, 1397505780), (2, 698752890), (3, 465835260), (4, 349376445), (5, 279501156), (6, 232917630), (9, 155278420), (10, 139750578), (11, 127045980), (12, 116458815), (15, 93167052), (18, 77639210), (20, 69875289), (22, 63522990), (30, 46583526), (33, 42348660), (36, 38819605), (44, 31761495), (45, 31055684), (55, 25409196), (60, 23291763), (66, 21174330), (71, 19683180), (90, 15527842), (99, 14116220), (110, 12704598), (132, 10587165), (142, 9841590), (165, 8469732), (180, 7763921), (198, 7058110), (213, 6561060), (220, 6352299), (284, 4920795), (330, 4234866), (355, 3936636), (396, 3529055), (426, 3280530), (495, 2823244), (639, 2187020), (660, 2117433), (710, 1968318), (781, 1789380), (852, 1640265), (990, 1411622), (1065, 1312212), (1278, 1093510), (1420, 984159), (1562, 894690), (1980, 705811), (2130, 656106), (2343, 596460), (2556, 546755), (3124, 447345), (3195, 437404), (3905, 357876), (4260, 328053), (4686, 298230), (6390, 218702), (7029, 198820), (7810, 178938), (9372, 149115), (9941, 140580), (11715, 119292), (12780, 109351), (14058, 99410), (15620, 89469), (19882, 70290), (23430, 59646), (28116, 49705), (29823, 46860), (35145, 39764)]