256430400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1303}}^1$

素因数の和:1369

約数の個数: 168

約数和(自身を含む): 862486464

約数和(自身を除く): 606056064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 41, 48, 50, 60, 64, 75, 80, 82, 96, 100, 120, 123, 150, 160, 164, 192, 200, 205, 240, 246, 300, 320, 328, 400, 410, 480, 492, 600, 615, 656, 800, 820, 960, 984, 1025, 1200, 1230, 1303, 1312, 1600, 1640, 1968, 2050, 2400, 2460, 2606, 2624, 3075, 3280, 3909, 3936, 4100, 4800, 4920, 5212, 6150, 6515, 6560, 7818, 7872, 8200, 9840, 10424, 12300, 13030, 13120, 15636, 16400, 19545, 19680, 20848, 24600, 26060, 31272, 32575, 32800, 39090, 39360, 41696, 49200, 52120, 53423, 62544, 65150, 65600, 78180, 83392, 97725, 98400, 104240, 106846, 125088, 130300, 156360, 160269, 195450, 196800, 208480, 213692, 250176, 260600, 267115, 312720, 320538, 390900, 416960, 427384, 521200, 534230, 625440, 641076, 781800, 801345, 854768, 1042400, 1068460, 1250880, 1282152, 1335575, 1563600, 1602690, 1709536, 2084800, 2136920, 2564304, 2671150, 3127200, 3205380, 3419072, 4006725, 4273840, 5128608, 5342300, 6254400, 6410760, 8013450, 8547680, 10257216, 10684600, 12821520, 16026900, 17095360, 21369200, 25643040, 32053800, 42738400, 51286080, 64107600, 85476800, 128215200, 256430400]

約数ペア:

[(1, 256430400), (2, 128215200), (3, 85476800), (4, 64107600), (5, 51286080), (6, 42738400), (8, 32053800), (10, 25643040), (12, 21369200), (15, 17095360), (16, 16026900), (20, 12821520), (24, 10684600), (25, 10257216), (30, 8547680), (32, 8013450), (40, 6410760), (41, 6254400), (48, 5342300), (50, 5128608), (60, 4273840), (64, 4006725), (75, 3419072), (80, 3205380), (82, 3127200), (96, 2671150), (100, 2564304), (120, 2136920), (123, 2084800), (150, 1709536), (160, 1602690), (164, 1563600), (192, 1335575), (200, 1282152), (205, 1250880), (240, 1068460), (246, 1042400), (300, 854768), (320, 801345), (328, 781800), (400, 641076), (410, 625440), (480, 534230), (492, 521200), (600, 427384), (615, 416960), (656, 390900), (800, 320538), (820, 312720), (960, 267115), (984, 260600), (1025, 250176), (1200, 213692), (1230, 208480), (1303, 196800), (1312, 195450), (1600, 160269), (1640, 156360), (1968, 130300), (2050, 125088), (2400, 106846), (2460, 104240), (2606, 98400), (2624, 97725), (3075, 83392), (3280, 78180), (3909, 65600), (3936, 65150), (4100, 62544), (4800, 53423), (4920, 52120), (5212, 49200), (6150, 41696), (6515, 39360), (6560, 39090), (7818, 32800), (7872, 32575), (8200, 31272), (9840, 26060), (10424, 24600), (12300, 20848), (13030, 19680), (13120, 19545), (15636, 16400)]