138691728

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{617}}^1$

素因数の和:861

約数の個数: 120

約数和(自身を含む): 446304768

約数和(自身を除く): 307613040

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 223, 252, 336, 446, 504, 617, 669, 892, 1008, 1234, 1338, 1561, 1784, 1851, 2007, 2468, 2676, 3122, 3568, 3702, 4014, 4319, 4683, 4936, 5352, 5553, 6244, 7404, 8028, 8638, 9366, 9872, 10704, 11106, 12488, 12957, 14049, 14808, 16056, 17276, 18732, 22212, 24976, 25914, 28098, 29616, 32112, 34552, 37464, 38871, 44424, 51828, 56196, 69104, 74928, 77742, 88848, 103656, 112392, 137591, 155484, 207312, 224784, 275182, 310968, 412773, 550364, 621936, 825546, 963137, 1100728, 1238319, 1651092, 1926274, 2201456, 2476638, 2889411, 3302184, 3852548, 4953276, 5778822, 6604368, 7705096, 8668233, 9906552, 11557644, 15410192, 17336466, 19813104, 23115288, 34672932, 46230576, 69345864, 138691728]

約数ペア:

[(1, 138691728), (2, 69345864), (3, 46230576), (4, 34672932), (6, 23115288), (7, 19813104), (8, 17336466), (9, 15410192), (12, 11557644), (14, 9906552), (16, 8668233), (18, 7705096), (21, 6604368), (24, 5778822), (28, 4953276), (36, 3852548), (42, 3302184), (48, 2889411), (56, 2476638), (63, 2201456), (72, 1926274), (84, 1651092), (112, 1238319), (126, 1100728), (144, 963137), (168, 825546), (223, 621936), (252, 550364), (336, 412773), (446, 310968), (504, 275182), (617, 224784), (669, 207312), (892, 155484), (1008, 137591), (1234, 112392), (1338, 103656), (1561, 88848), (1784, 77742), (1851, 74928), (2007, 69104), (2468, 56196), (2676, 51828), (3122, 44424), (3568, 38871), (3702, 37464), (4014, 34552), (4319, 32112), (4683, 29616), (4936, 28098), (5352, 25914), (5553, 24976), (6244, 22212), (7404, 18732), (8028, 17276), (8638, 16056), (9366, 14808), (9872, 14049), (10704, 12957), (11106, 12488)]