261021000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{167}}^1\times {\mathrm{521}}^1$

素因数の和:712

約数の個数: 128

約数和(自身を含む): 820834560

約数和(自身を除く): 559813560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 167, 200, 250, 300, 334, 375, 500, 501, 521, 600, 668, 750, 835, 1000, 1002, 1042, 1336, 1500, 1563, 1670, 2004, 2084, 2505, 2605, 3000, 3126, 3340, 4008, 4168, 4175, 5010, 5210, 6252, 6680, 7815, 8350, 10020, 10420, 12504, 12525, 13025, 15630, 16700, 20040, 20840, 20875, 25050, 26050, 31260, 33400, 39075, 41750, 50100, 52100, 62520, 62625, 65125, 78150, 83500, 87007, 100200, 104200, 125250, 130250, 156300, 167000, 174014, 195375, 250500, 260500, 261021, 312600, 348028, 390750, 435035, 501000, 521000, 522042, 696056, 781500, 870070, 1044084, 1305105, 1563000, 1740140, 2088168, 2175175, 2610210, 3480280, 4350350, 5220420, 6525525, 8700700, 10440840, 10875875, 13051050, 17401400, 21751750, 26102100, 32627625, 43503500, 52204200, 65255250, 87007000, 130510500, 261021000]

約数ペア:

[(1, 261021000), (2, 130510500), (3, 87007000), (4, 65255250), (5, 52204200), (6, 43503500), (8, 32627625), (10, 26102100), (12, 21751750), (15, 17401400), (20, 13051050), (24, 10875875), (25, 10440840), (30, 8700700), (40, 6525525), (50, 5220420), (60, 4350350), (75, 3480280), (100, 2610210), (120, 2175175), (125, 2088168), (150, 1740140), (167, 1563000), (200, 1305105), (250, 1044084), (300, 870070), (334, 781500), (375, 696056), (500, 522042), (501, 521000), (521, 501000), (600, 435035), (668, 390750), (750, 348028), (835, 312600), (1000, 261021), (1002, 260500), (1042, 250500), (1336, 195375), (1500, 174014), (1563, 167000), (1670, 156300), (2004, 130250), (2084, 125250), (2505, 104200), (2605, 100200), (3000, 87007), (3126, 83500), (3340, 78150), (4008, 65125), (4168, 62625), (4175, 62520), (5010, 52100), (5210, 50100), (6252, 41750), (6680, 39075), (7815, 33400), (8350, 31260), (10020, 26050), (10420, 25050), (12504, 20875), (12525, 20840), (13025, 20040), (15630, 16700)]