201953840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:739

約数の個数: 120

約数和(自身を含む): 533549184

約数和(自身を除く): 331595344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 176, 220, 242, 248, 310, 341, 440, 484, 496, 605, 620, 673, 682, 880, 968, 1210, 1240, 1346, 1364, 1705, 1936, 2420, 2480, 2692, 2728, 3365, 3410, 3751, 4840, 5384, 5456, 6730, 6820, 7403, 7502, 9680, 10768, 13460, 13640, 14806, 15004, 18755, 20863, 26920, 27280, 29612, 30008, 37015, 37510, 41726, 53840, 59224, 60016, 74030, 75020, 81433, 83452, 104315, 118448, 148060, 150040, 162866, 166904, 208630, 229493, 296120, 300080, 325732, 333808, 407165, 417260, 458986, 592240, 651464, 814330, 834520, 917972, 1147465, 1302928, 1628660, 1669040, 1835944, 2294930, 2524423, 3257320, 3671888, 4589860, 5048846, 6514640, 9179720, 10097692, 12622115, 18359440, 20195384, 25244230, 40390768, 50488460, 100976920, 201953840]

約数ペア:

[(1, 201953840), (2, 100976920), (4, 50488460), (5, 40390768), (8, 25244230), (10, 20195384), (11, 18359440), (16, 12622115), (20, 10097692), (22, 9179720), (31, 6514640), (40, 5048846), (44, 4589860), (55, 3671888), (62, 3257320), (80, 2524423), (88, 2294930), (110, 1835944), (121, 1669040), (124, 1628660), (155, 1302928), (176, 1147465), (220, 917972), (242, 834520), (248, 814330), (310, 651464), (341, 592240), (440, 458986), (484, 417260), (496, 407165), (605, 333808), (620, 325732), (673, 300080), (682, 296120), (880, 229493), (968, 208630), (1210, 166904), (1240, 162866), (1346, 150040), (1364, 148060), (1705, 118448), (1936, 104315), (2420, 83452), (2480, 81433), (2692, 75020), (2728, 74030), (3365, 60016), (3410, 59224), (3751, 53840), (4840, 41726), (5384, 37510), (5456, 37015), (6730, 30008), (6820, 29612), (7403, 27280), (7502, 26920), (9680, 20863), (10768, 18755), (13460, 15004), (13640, 14806)]