281615256

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6997}}^1$

素因数の和:7065

約数の個数: 96

約数和(自身を含む): 840599760

約数和(自身を除く): 558984504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 43, 52, 72, 78, 86, 104, 117, 129, 156, 172, 234, 258, 312, 344, 387, 468, 516, 559, 774, 936, 1032, 1118, 1548, 1677, 2236, 3096, 3354, 4472, 5031, 6708, 6997, 10062, 13416, 13994, 20124, 20991, 27988, 40248, 41982, 55976, 62973, 83964, 90961, 125946, 167928, 181922, 251892, 272883, 300871, 363844, 503784, 545766, 601742, 727688, 818649, 902613, 1091532, 1203484, 1637298, 1805226, 2183064, 2406968, 2707839, 3274596, 3610452, 3911323, 5415678, 6549192, 7220904, 7822646, 10831356, 11733969, 15645292, 21662712, 23467938, 31290584, 35201907, 46935876, 70403814, 93871752, 140807628, 281615256]

約数ペア:

[(1, 281615256), (2, 140807628), (3, 93871752), (4, 70403814), (6, 46935876), (8, 35201907), (9, 31290584), (12, 23467938), (13, 21662712), (18, 15645292), (24, 11733969), (26, 10831356), (36, 7822646), (39, 7220904), (43, 6549192), (52, 5415678), (72, 3911323), (78, 3610452), (86, 3274596), (104, 2707839), (117, 2406968), (129, 2183064), (156, 1805226), (172, 1637298), (234, 1203484), (258, 1091532), (312, 902613), (344, 818649), (387, 727688), (468, 601742), (516, 545766), (559, 503784), (774, 363844), (936, 300871), (1032, 272883), (1118, 251892), (1548, 181922), (1677, 167928), (2236, 125946), (3096, 90961), (3354, 83964), (4472, 62973), (5031, 55976), (6708, 41982), (6997, 40248), (10062, 27988), (13416, 20991), (13994, 20124)]