261530100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7451}}^1$

素因数の和:7487

約数の個数: 144

約数和(自身を含む): 905567040

約数和(自身を除く): 644036940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 90, 100, 108, 117, 130, 135, 150, 156, 180, 195, 225, 234, 260, 270, 300, 325, 351, 390, 450, 468, 540, 585, 650, 675, 702, 780, 900, 975, 1170, 1300, 1350, 1404, 1755, 1950, 2340, 2700, 2925, 3510, 3900, 5850, 7020, 7451, 8775, 11700, 14902, 17550, 22353, 29804, 35100, 37255, 44706, 67059, 74510, 89412, 96863, 111765, 134118, 149020, 186275, 193726, 201177, 223530, 268236, 290589, 335295, 372550, 387452, 402354, 447060, 484315, 558825, 581178, 670590, 745100, 804708, 871767, 968630, 1005885, 1117650, 1162356, 1341180, 1452945, 1676475, 1743534, 1937260, 2011770, 2235300, 2421575, 2615301, 2905890, 3352950, 3487068, 4023540, 4358835, 4843150, 5029425, 5230602, 5811780, 6705900, 7264725, 8717670, 9686300, 10058850, 10461204, 13076505, 14529450, 17435340, 20117700, 21794175, 26153010, 29058900, 43588350, 52306020, 65382525, 87176700, 130765050, 261530100]

約数ペア:

[(1, 261530100), (2, 130765050), (3, 87176700), (4, 65382525), (5, 52306020), (6, 43588350), (9, 29058900), (10, 26153010), (12, 21794175), (13, 20117700), (15, 17435340), (18, 14529450), (20, 13076505), (25, 10461204), (26, 10058850), (27, 9686300), (30, 8717670), (36, 7264725), (39, 6705900), (45, 5811780), (50, 5230602), (52, 5029425), (54, 4843150), (60, 4358835), (65, 4023540), (75, 3487068), (78, 3352950), (90, 2905890), (100, 2615301), (108, 2421575), (117, 2235300), (130, 2011770), (135, 1937260), (150, 1743534), (156, 1676475), (180, 1452945), (195, 1341180), (225, 1162356), (234, 1117650), (260, 1005885), (270, 968630), (300, 871767), (325, 804708), (351, 745100), (390, 670590), (450, 581178), (468, 558825), (540, 484315), (585, 447060), (650, 402354), (675, 387452), (702, 372550), (780, 335295), (900, 290589), (975, 268236), (1170, 223530), (1300, 201177), (1350, 193726), (1404, 186275), (1755, 149020), (1950, 134118), (2340, 111765), (2700, 96863), (2925, 89412), (3510, 74510), (3900, 67059), (5850, 44706), (7020, 37255), (7451, 35100), (8775, 29804), (11700, 22353), (14902, 17550)]