1620307752

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{739}}^1$

素因数の和:1207

約数の個数: 128

約数和(自身を含む): 4796620800

約数和(自身を除く): 3176313048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 421, 434, 651, 739, 744, 842, 868, 1263, 1302, 1478, 1684, 1736, 2217, 2526, 2604, 2947, 2956, 3368, 4434, 5052, 5173, 5208, 5894, 5912, 8841, 8868, 10104, 10346, 11788, 13051, 15519, 17682, 17736, 20692, 22909, 23576, 26102, 31038, 35364, 39153, 41384, 45818, 52204, 62076, 68727, 70728, 78306, 91357, 91636, 104408, 124152, 137454, 156612, 160363, 182714, 183272, 274071, 274908, 311119, 313224, 320726, 365428, 481089, 548142, 549816, 622238, 641452, 730856, 933357, 962178, 1096284, 1244476, 1282904, 1866714, 1924356, 2177833, 2192568, 2488952, 3733428, 3848712, 4355666, 6533499, 7466856, 8711332, 9644689, 13066998, 17422664, 19289378, 26133996, 28934067, 38578756, 52267992, 57868134, 67512823, 77157512, 115736268, 135025646, 202538469, 231472536, 270051292, 405076938, 540102584, 810153876, 1620307752]

約数ペア:

[(1, 1620307752), (2, 810153876), (3, 540102584), (4, 405076938), (6, 270051292), (7, 231472536), (8, 202538469), (12, 135025646), (14, 115736268), (21, 77157512), (24, 67512823), (28, 57868134), (31, 52267992), (42, 38578756), (56, 28934067), (62, 26133996), (84, 19289378), (93, 17422664), (124, 13066998), (168, 9644689), (186, 8711332), (217, 7466856), (248, 6533499), (372, 4355666), (421, 3848712), (434, 3733428), (651, 2488952), (739, 2192568), (744, 2177833), (842, 1924356), (868, 1866714), (1263, 1282904), (1302, 1244476), (1478, 1096284), (1684, 962178), (1736, 933357), (2217, 730856), (2526, 641452), (2604, 622238), (2947, 549816), (2956, 548142), (3368, 481089), (4434, 365428), (5052, 320726), (5173, 313224), (5208, 311119), (5894, 274908), (5912, 274071), (8841, 183272), (8868, 182714), (10104, 160363), (10346, 156612), (11788, 137454), (13051, 124152), (15519, 104408), (17682, 91636), (17736, 91357), (20692, 78306), (22909, 70728), (23576, 68727), (26102, 62076), (31038, 52204), (35364, 45818), (39153, 41384)]