26940360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 86676480

約数和(自身を除く): 59736120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 172, 184, 215, 227, 230, 258, 276, 344, 345, 430, 454, 460, 516, 552, 645, 681, 690, 860, 908, 920, 989, 1032, 1135, 1290, 1362, 1380, 1720, 1816, 1978, 2270, 2580, 2724, 2760, 2967, 3405, 3956, 4540, 4945, 5160, 5221, 5448, 5934, 6810, 7912, 9080, 9761, 9890, 10442, 11868, 13620, 14835, 15663, 19522, 19780, 20884, 23736, 26105, 27240, 29283, 29670, 31326, 39044, 39560, 41768, 48805, 52210, 58566, 59340, 62652, 78088, 78315, 97610, 104420, 117132, 118680, 125304, 146415, 156630, 195220, 208840, 224503, 234264, 292830, 313260, 390440, 449006, 585660, 626520, 673509, 898012, 1122515, 1171320, 1347018, 1796024, 2245030, 2694036, 3367545, 4490060, 5388072, 6735090, 8980120, 13470180, 26940360]

約数ペア:

[(1, 26940360), (2, 13470180), (3, 8980120), (4, 6735090), (5, 5388072), (6, 4490060), (8, 3367545), (10, 2694036), (12, 2245030), (15, 1796024), (20, 1347018), (23, 1171320), (24, 1122515), (30, 898012), (40, 673509), (43, 626520), (46, 585660), (60, 449006), (69, 390440), (86, 313260), (92, 292830), (115, 234264), (120, 224503), (129, 208840), (138, 195220), (172, 156630), (184, 146415), (215, 125304), (227, 118680), (230, 117132), (258, 104420), (276, 97610), (344, 78315), (345, 78088), (430, 62652), (454, 59340), (460, 58566), (516, 52210), (552, 48805), (645, 41768), (681, 39560), (690, 39044), (860, 31326), (908, 29670), (920, 29283), (989, 27240), (1032, 26105), (1135, 23736), (1290, 20884), (1362, 19780), (1380, 19522), (1720, 15663), (1816, 14835), (1978, 13620), (2270, 11868), (2580, 10442), (2724, 9890), (2760, 9761), (2967, 9080), (3405, 7912), (3956, 6810), (4540, 5934), (4945, 5448), (5160, 5221)]