256873068

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{7937}}^1$

素因数の和:8007

約数の個数: 72

約数和(自身を含む): 693463680

約数和(自身を除く): 436590612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 87, 93, 116, 124, 174, 186, 261, 279, 348, 372, 522, 558, 899, 1044, 1116, 1798, 2697, 3596, 5394, 7937, 8091, 10788, 15874, 16182, 23811, 31748, 32364, 47622, 71433, 95244, 142866, 230173, 246047, 285732, 460346, 492094, 690519, 738141, 920692, 984188, 1381038, 1476282, 2071557, 2214423, 2762076, 2952564, 4143114, 4428846, 7135363, 8286228, 8857692, 14270726, 21406089, 28541452, 42812178, 64218267, 85624356, 128436534, 256873068]

約数ペア:

[(1, 256873068), (2, 128436534), (3, 85624356), (4, 64218267), (6, 42812178), (9, 28541452), (12, 21406089), (18, 14270726), (29, 8857692), (31, 8286228), (36, 7135363), (58, 4428846), (62, 4143114), (87, 2952564), (93, 2762076), (116, 2214423), (124, 2071557), (174, 1476282), (186, 1381038), (261, 984188), (279, 920692), (348, 738141), (372, 690519), (522, 492094), (558, 460346), (899, 285732), (1044, 246047), (1116, 230173), (1798, 142866), (2697, 95244), (3596, 71433), (5394, 47622), (7937, 32364), (8091, 31748), (10788, 23811), (15874, 16182)]