256079460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{46901}}^1$

素因数の和:46933

約数の個数: 96

約数和(自身を含む): 882508032

約数和(自身を除く): 626428572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 46901, 93802, 140703, 187604, 234505, 281406, 328307, 469010, 562812, 609713, 656614, 703515, 938020, 984921, 1219426, 1313228, 1407030, 1641535, 1829139, 1969842, 2438852, 2814060, 3048565, 3283070, 3658278, 3939684, 4267991, 4924605, 6097130, 6566140, 7316556, 8535982, 9145695, 9849210, 12194260, 12803973, 17071964, 18291390, 19698420, 21339955, 25607946, 36582780, 42679910, 51215892, 64019865, 85359820, 128039730, 256079460]

約数ペア:

[(1, 256079460), (2, 128039730), (3, 85359820), (4, 64019865), (5, 51215892), (6, 42679910), (7, 36582780), (10, 25607946), (12, 21339955), (13, 19698420), (14, 18291390), (15, 17071964), (20, 12803973), (21, 12194260), (26, 9849210), (28, 9145695), (30, 8535982), (35, 7316556), (39, 6566140), (42, 6097130), (52, 4924605), (60, 4267991), (65, 3939684), (70, 3658278), (78, 3283070), (84, 3048565), (91, 2814060), (105, 2438852), (130, 1969842), (140, 1829139), (156, 1641535), (182, 1407030), (195, 1313228), (210, 1219426), (260, 984921), (273, 938020), (364, 703515), (390, 656614), (420, 609713), (455, 562812), (546, 469010), (780, 328307), (910, 281406), (1092, 234505), (1365, 187604), (1820, 140703), (2730, 93802), (5460, 46901)]