207655360

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:243

約数の個数: 168

約数和(自身を含む): 564294528

約数和(自身を除く): 356639168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 121, 124, 155, 160, 173, 176, 220, 242, 248, 310, 320, 341, 346, 352, 440, 484, 496, 605, 620, 682, 692, 704, 865, 880, 968, 992, 1210, 1240, 1364, 1384, 1705, 1730, 1760, 1903, 1936, 1984, 2420, 2480, 2728, 2768, 3410, 3460, 3520, 3751, 3806, 3872, 4840, 4960, 5363, 5456, 5536, 6820, 6920, 7502, 7612, 7744, 9515, 9680, 9920, 10726, 10912, 11072, 13640, 13840, 15004, 15224, 18755, 19030, 19360, 20933, 21452, 21824, 26815, 27280, 27680, 30008, 30448, 37510, 38060, 38720, 41866, 42904, 53630, 54560, 55360, 58993, 60016, 60896, 75020, 76120, 83732, 85808, 104665, 107260, 109120, 117986, 120032, 121792, 150040, 152240, 167464, 171616, 209330, 214520, 235972, 240064, 294965, 300080, 304480, 334928, 343232, 418660, 429040, 471944, 589930, 600160, 608960, 648923, 669856, 837320, 858080, 943888, 1179860, 1200320, 1297846, 1339712, 1674640, 1716160, 1887776, 2359720, 2595692, 3244615, 3349280, 3775552, 4719440, 5191384, 6489230, 6698560, 9438880, 10382768, 12978460, 18877760, 20765536, 25956920, 41531072, 51913840, 103827680, 207655360]

約数ペア:

[(1, 207655360), (2, 103827680), (4, 51913840), (5, 41531072), (8, 25956920), (10, 20765536), (11, 18877760), (16, 12978460), (20, 10382768), (22, 9438880), (31, 6698560), (32, 6489230), (40, 5191384), (44, 4719440), (55, 3775552), (62, 3349280), (64, 3244615), (80, 2595692), (88, 2359720), (110, 1887776), (121, 1716160), (124, 1674640), (155, 1339712), (160, 1297846), (173, 1200320), (176, 1179860), (220, 943888), (242, 858080), (248, 837320), (310, 669856), (320, 648923), (341, 608960), (346, 600160), (352, 589930), (440, 471944), (484, 429040), (496, 418660), (605, 343232), (620, 334928), (682, 304480), (692, 300080), (704, 294965), (865, 240064), (880, 235972), (968, 214520), (992, 209330), (1210, 171616), (1240, 167464), (1364, 152240), (1384, 150040), (1705, 121792), (1730, 120032), (1760, 117986), (1903, 109120), (1936, 107260), (1984, 104665), (2420, 85808), (2480, 83732), (2728, 76120), (2768, 75020), (3410, 60896), (3460, 60016), (3520, 58993), (3751, 55360), (3806, 54560), (3872, 53630), (4840, 42904), (4960, 41866), (5363, 38720), (5456, 38060), (5536, 37510), (6820, 30448), (6920, 30008), (7502, 27680), (7612, 27280), (7744, 26815), (9515, 21824), (9680, 21452), (9920, 20933), (10726, 19360), (10912, 19030), (11072, 18755), (13640, 15224), (13840, 15004)]