495887840

素因数分解:

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

素因数の和:3377

約数の個数: 144

約数和(自身を含む): 1434963600

約数和(自身を除く): 939075760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 380, 392, 490, 532, 560, 608, 665, 760, 784, 931, 980, 1064, 1120, 1330, 1520, 1568, 1862, 1960, 2128, 2660, 3040, 3329, 3724, 3920, 4256, 4655, 5320, 6658, 7448, 7840, 9310, 10640, 13316, 14896, 16645, 18620, 21280, 23303, 26632, 29792, 33290, 37240, 46606, 53264, 63251, 66580, 74480, 93212, 106528, 116515, 126502, 133160, 148960, 163121, 186424, 233030, 253004, 266320, 316255, 326242, 372848, 442757, 466060, 506008, 532640, 632510, 652484, 745696, 815605, 885514, 932120, 1012016, 1265020, 1304968, 1631210, 1771028, 1864240, 2024032, 2213785, 2530040, 2609936, 3099299, 3262420, 3542056, 3728480, 4427570, 5060080, 5219872, 6198598, 6524840, 7084112, 8855140, 10120160, 12397196, 13049680, 14168224, 15496495, 17710280, 24794392, 26099360, 30992990, 35420560, 49588784, 61985980, 70841120, 99177568, 123971960, 247943920, 495887840]

約数ペア:

[(1, 495887840), (2, 247943920), (4, 123971960), (5, 99177568), (7, 70841120), (8, 61985980), (10, 49588784), (14, 35420560), (16, 30992990), (19, 26099360), (20, 24794392), (28, 17710280), (32, 15496495), (35, 14168224), (38, 13049680), (40, 12397196), (49, 10120160), (56, 8855140), (70, 7084112), (76, 6524840), (80, 6198598), (95, 5219872), (98, 5060080), (112, 4427570), (133, 3728480), (140, 3542056), (152, 3262420), (160, 3099299), (190, 2609936), (196, 2530040), (224, 2213785), (245, 2024032), (266, 1864240), (280, 1771028), (304, 1631210), (380, 1304968), (392, 1265020), (490, 1012016), (532, 932120), (560, 885514), (608, 815605), (665, 745696), (760, 652484), (784, 632510), (931, 532640), (980, 506008), (1064, 466060), (1120, 442757), (1330, 372848), (1520, 326242), (1568, 316255), (1862, 266320), (1960, 253004), (2128, 233030), (2660, 186424), (3040, 163121), (3329, 148960), (3724, 133160), (3920, 126502), (4256, 116515), (4655, 106528), (5320, 93212), (6658, 74480), (7448, 66580), (7840, 63251), (9310, 53264), (10640, 46606), (13316, 37240), (14896, 33290), (16645, 29792), (18620, 26632), (21280, 23303)]