247943920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3329}}^1$

素因数の和:3375

約数の個数: 120

約数和(自身を含む): 706093200

約数和(自身を除く): 458149280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1064, 1330, 1520, 1862, 1960, 2128, 2660, 3329, 3724, 3920, 4655, 5320, 6658, 7448, 9310, 10640, 13316, 14896, 16645, 18620, 23303, 26632, 33290, 37240, 46606, 53264, 63251, 66580, 74480, 93212, 116515, 126502, 133160, 163121, 186424, 233030, 253004, 266320, 316255, 326242, 372848, 442757, 466060, 506008, 632510, 652484, 815605, 885514, 932120, 1012016, 1265020, 1304968, 1631210, 1771028, 1864240, 2213785, 2530040, 2609936, 3099299, 3262420, 3542056, 4427570, 5060080, 6198598, 6524840, 7084112, 8855140, 12397196, 13049680, 15496495, 17710280, 24794392, 30992990, 35420560, 49588784, 61985980, 123971960, 247943920]

約数ペア:

[(1, 247943920), (2, 123971960), (4, 61985980), (5, 49588784), (7, 35420560), (8, 30992990), (10, 24794392), (14, 17710280), (16, 15496495), (19, 13049680), (20, 12397196), (28, 8855140), (35, 7084112), (38, 6524840), (40, 6198598), (49, 5060080), (56, 4427570), (70, 3542056), (76, 3262420), (80, 3099299), (95, 2609936), (98, 2530040), (112, 2213785), (133, 1864240), (140, 1771028), (152, 1631210), (190, 1304968), (196, 1265020), (245, 1012016), (266, 932120), (280, 885514), (304, 815605), (380, 652484), (392, 632510), (490, 506008), (532, 466060), (560, 442757), (665, 372848), (760, 326242), (784, 316255), (931, 266320), (980, 253004), (1064, 233030), (1330, 186424), (1520, 163121), (1862, 133160), (1960, 126502), (2128, 116515), (2660, 93212), (3329, 74480), (3724, 66580), (3920, 63251), (4655, 53264), (5320, 46606), (6658, 37240), (7448, 33290), (9310, 26632), (10640, 23303), (13316, 18620), (14896, 16645)]