About the Number

3128405040

3128405039 ← → 3128405041

2進数表記:10111010011101111010110000110000

漢数字表記:三十一億二千八百四十万五千四十

素因数分解:

2 4 × 3 2 × 5 1 × 227 1 × 19141 1

素因数の和:19387
約数の個数: 120
約数和(自身を含む): 10553061168
約数和(自身を除く): 7424656128

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 227, 240, 360, 454, 681, 720, 908, 1135, 1362, 1816, 2043, 2270, 2724, 3405, 3632, 4086, 4540, 5448, 6810, 8172, 9080, 10215, 10896, 13620, 16344, 18160, 19141, 20430, 27240, 32688, 38282, 40860, 54480, 57423, 76564, 81720, 95705, 114846, 153128, 163440, 172269, 191410, 229692, 287115, 306256, 344538, 382820, 459384, 574230, 689076, 765640, 861345, 918768, 1148460, 1378152, 1531280, 1722690, 2296920, 2756304, 3445380, 4345007, 4593840, 6890760, 8690014, 13035021, 13781520, 17380028, 21725035, 26070042, 34760056, 39105063, 43450070, 52140084, 65175105, 69520112, 78210126, 86900140, 104280168, 130350210, 156420252, 173800280, 195525315, 208560336, 260700420, 312840504, 347600560, 391050630, 521400840, 625681008, 782101260, 1042801680, 1564202520, 3128405040]

約数ペア:
[(1, 3128405040), (2, 1564202520), (3, 1042801680), (4, 782101260), (5, 625681008), (6, 521400840), (8, 391050630), (9, 347600560), (10, 312840504), (12, 260700420), (15, 208560336), (16, 195525315), (18, 173800280), (20, 156420252), (24, 130350210), (30, 104280168), (36, 86900140), (40, 78210126), (45, 69520112), (48, 65175105), (60, 52140084), (72, 43450070), (80, 39105063), (90, 34760056), (120, 26070042), (144, 21725035), (180, 17380028), (227, 13781520), (240, 13035021), (360, 8690014), (454, 6890760), (681, 4593840), (720, 4345007), (908, 3445380), (1135, 2756304), (1362, 2296920), (1816, 1722690), (2043, 1531280), (2270, 1378152), (2724, 1148460), (3405, 918768), (3632, 861345), (4086, 765640), (4540, 689076), (5448, 574230), (6810, 459384), (8172, 382820), (9080, 344538), (10215, 306256), (10896, 287115), (13620, 229692), (16344, 191410), (18160, 172269), (19141, 163440), (20430, 153128), (27240, 114846), (32688, 95705), (38282, 81720), (40860, 76564), (54480, 57423)]

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