30638488

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 34679912

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 71, 76, 136, 142, 152, 167, 284, 323, 334, 568, 646, 668, 1207, 1292, 1336, 1349, 2414, 2584, 2698, 2839, 3173, 4828, 5396, 5678, 6346, 9656, 10792, 11356, 11857, 12692, 22712, 22933, 23714, 25384, 45866, 47428, 53941, 91732, 94856, 107882, 183464, 201569, 215764, 225283, 403138, 431528, 450566, 806276, 901132, 1612552, 1802264, 3829811, 7659622, 15319244, 30638488]

約数ペア:

[(1, 30638488), (2, 15319244), (4, 7659622), (8, 3829811), (17, 1802264), (19, 1612552), (34, 901132), (38, 806276), (68, 450566), (71, 431528), (76, 403138), (136, 225283), (142, 215764), (152, 201569), (167, 183464), (284, 107882), (323, 94856), (334, 91732), (568, 53941), (646, 47428), (668, 45866), (1207, 25384), (1292, 23714), (1336, 22933), (1349, 22712), (2414, 12692), (2584, 11857), (2698, 11356), (2839, 10792), (3173, 9656), (4828, 6346), (5396, 5678)]