2016391720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1409}}^1$

素因数の和:1715

約数の個数: 128

約数和(自身を含む): 5482080000

約数和(自身を除く): 3465688280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 269, 280, 380, 532, 538, 665, 760, 1064, 1076, 1330, 1345, 1409, 1883, 2152, 2660, 2690, 2818, 3766, 5111, 5320, 5380, 5636, 7045, 7532, 9415, 9863, 10222, 10760, 11272, 14090, 15064, 18830, 19726, 20444, 25555, 26771, 28180, 35777, 37660, 39452, 40888, 49315, 51110, 53542, 56360, 71554, 75320, 78904, 98630, 102220, 107084, 133855, 143108, 178885, 187397, 197260, 204440, 214168, 267710, 286216, 357770, 374794, 379021, 394520, 535420, 715540, 749588, 758042, 936985, 1070840, 1431080, 1499176, 1516084, 1873970, 1895105, 2653147, 3032168, 3747940, 3790210, 5306294, 7201399, 7495880, 7580420, 10612588, 13265735, 14402798, 15160840, 21225176, 26531470, 28805596, 36006995, 50409793, 53062940, 57611192, 72013990, 100819586, 106125880, 144027980, 201639172, 252048965, 288055960, 403278344, 504097930, 1008195860, 2016391720]

約数ペア:

[(1, 2016391720), (2, 1008195860), (4, 504097930), (5, 403278344), (7, 288055960), (8, 252048965), (10, 201639172), (14, 144027980), (19, 106125880), (20, 100819586), (28, 72013990), (35, 57611192), (38, 53062940), (40, 50409793), (56, 36006995), (70, 28805596), (76, 26531470), (95, 21225176), (133, 15160840), (140, 14402798), (152, 13265735), (190, 10612588), (266, 7580420), (269, 7495880), (280, 7201399), (380, 5306294), (532, 3790210), (538, 3747940), (665, 3032168), (760, 2653147), (1064, 1895105), (1076, 1873970), (1330, 1516084), (1345, 1499176), (1409, 1431080), (1883, 1070840), (2152, 936985), (2660, 758042), (2690, 749588), (2818, 715540), (3766, 535420), (5111, 394520), (5320, 379021), (5380, 374794), (5636, 357770), (7045, 286216), (7532, 267710), (9415, 214168), (9863, 204440), (10222, 197260), (10760, 187397), (11272, 178885), (14090, 143108), (15064, 133855), (18830, 107084), (19726, 102220), (20444, 98630), (25555, 78904), (26771, 75320), (28180, 71554), (35777, 56360), (37660, 53542), (39452, 51110), (40888, 49315)]