509340920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1$

素因数の和:453

約数の個数: 128

約数和(自身を含む): 1306368000

約数和(自身を除く): 797027080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 179, 220, 223, 232, 290, 319, 358, 440, 446, 580, 638, 716, 892, 895, 1115, 1160, 1276, 1432, 1595, 1784, 1790, 1969, 2230, 2453, 2552, 3190, 3580, 3938, 4460, 4906, 5191, 6380, 6467, 7160, 7876, 8920, 9812, 9845, 10382, 12265, 12760, 12934, 15752, 19624, 19690, 20764, 24530, 25868, 25955, 32335, 39380, 39917, 41528, 49060, 51736, 51910, 57101, 64670, 71137, 78760, 79834, 98120, 103820, 114202, 129340, 142274, 159668, 199585, 207640, 228404, 258680, 284548, 285505, 319336, 355685, 399170, 439087, 456808, 569096, 571010, 711370, 798340, 878174, 1142020, 1157593, 1422740, 1596680, 1756348, 2195435, 2284040, 2315186, 2845480, 3512696, 4390870, 4630372, 5787965, 8781740, 9260744, 11575930, 12733523, 17563480, 23151860, 25467046, 46303720, 50934092, 63667615, 101868184, 127335230, 254670460, 509340920]

約数ペア:

[(1, 509340920), (2, 254670460), (4, 127335230), (5, 101868184), (8, 63667615), (10, 50934092), (11, 46303720), (20, 25467046), (22, 23151860), (29, 17563480), (40, 12733523), (44, 11575930), (55, 9260744), (58, 8781740), (88, 5787965), (110, 4630372), (116, 4390870), (145, 3512696), (179, 2845480), (220, 2315186), (223, 2284040), (232, 2195435), (290, 1756348), (319, 1596680), (358, 1422740), (440, 1157593), (446, 1142020), (580, 878174), (638, 798340), (716, 711370), (892, 571010), (895, 569096), (1115, 456808), (1160, 439087), (1276, 399170), (1432, 355685), (1595, 319336), (1784, 285505), (1790, 284548), (1969, 258680), (2230, 228404), (2453, 207640), (2552, 199585), (3190, 159668), (3580, 142274), (3938, 129340), (4460, 114202), (4906, 103820), (5191, 98120), (6380, 79834), (6467, 78760), (7160, 71137), (7876, 64670), (8920, 57101), (9812, 51910), (9845, 51736), (10382, 49060), (12265, 41528), (12760, 39917), (12934, 39380), (15752, 32335), (19624, 25955), (19690, 25868), (20764, 24530)]