494769920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 1260150528

約数和(自身を除く): 765380608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 248, 256, 296, 310, 320, 337, 370, 496, 592, 620, 640, 674, 740, 992, 1147, 1184, 1240, 1280, 1348, 1480, 1685, 1984, 2294, 2368, 2480, 2696, 2960, 3370, 3968, 4588, 4736, 4960, 5392, 5735, 5920, 6740, 7936, 9176, 9472, 9920, 10447, 10784, 11470, 11840, 12469, 13480, 18352, 19840, 20894, 21568, 22940, 23680, 24938, 26960, 36704, 39680, 41788, 43136, 45880, 47360, 49876, 52235, 53920, 62345, 73408, 83576, 86272, 91760, 99752, 104470, 107840, 124690, 146816, 167152, 183520, 199504, 208940, 215680, 249380, 293632, 334304, 367040, 386539, 399008, 417880, 431360, 498760, 668608, 734080, 773078, 798016, 835760, 997520, 1337216, 1468160, 1546156, 1596032, 1671520, 1932695, 1995040, 2674432, 3092312, 3192064, 3343040, 3865390, 3990080, 6184624, 6686080, 7730780, 7980160, 12369248, 13372160, 15461560, 15960320, 24738496, 30923120, 49476992, 61846240, 98953984, 123692480, 247384960, 494769920]

約数ペア:

[(1, 494769920), (2, 247384960), (4, 123692480), (5, 98953984), (8, 61846240), (10, 49476992), (16, 30923120), (20, 24738496), (31, 15960320), (32, 15461560), (37, 13372160), (40, 12369248), (62, 7980160), (64, 7730780), (74, 6686080), (80, 6184624), (124, 3990080), (128, 3865390), (148, 3343040), (155, 3192064), (160, 3092312), (185, 2674432), (248, 1995040), (256, 1932695), (296, 1671520), (310, 1596032), (320, 1546156), (337, 1468160), (370, 1337216), (496, 997520), (592, 835760), (620, 798016), (640, 773078), (674, 734080), (740, 668608), (992, 498760), (1147, 431360), (1184, 417880), (1240, 399008), (1280, 386539), (1348, 367040), (1480, 334304), (1685, 293632), (1984, 249380), (2294, 215680), (2368, 208940), (2480, 199504), (2696, 183520), (2960, 167152), (3370, 146816), (3968, 124690), (4588, 107840), (4736, 104470), (4960, 99752), (5392, 91760), (5735, 86272), (5920, 83576), (6740, 73408), (7936, 62345), (9176, 53920), (9472, 52235), (9920, 49876), (10447, 47360), (10784, 45880), (11470, 43136), (11840, 41788), (12469, 39680), (13480, 36704), (18352, 26960), (19840, 24938), (20894, 23680), (21568, 22940)]