256787413704

素因数分解:

$2^3\times 3^5\times {\mathrm{4603}}^1\times {\mathrm{28697}}^1$

素因数の和:33321

約数の個数: 96

約数和(自身を含む): 721405732320

約数和(自身を除く): 464618318616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 4603, 9206, 13809, 18412, 27618, 28697, 36824, 41427, 55236, 57394, 82854, 86091, 110472, 114788, 124281, 165708, 172182, 229576, 248562, 258273, 331416, 344364, 372843, 497124, 516546, 688728, 745686, 774819, 994248, 1033092, 1118529, 1491372, 1549638, 2066184, 2237058, 2324457, 2982744, 3099276, 4474116, 4648914, 6198552, 6973371, 8948232, 9297828, 13946742, 18595656, 27893484, 55786968, 132092291, 264184582, 396276873, 528369164, 792553746, 1056738328, 1188830619, 1585107492, 2377661238, 3170214984, 3566491857, 4755322476, 7132983714, 9510644952, 10699475571, 14265967428, 21398951142, 28531934856, 32098426713, 42797902284, 64196853426, 85595804568, 128393706852, 256787413704]

約数ペア:

[(1, 256787413704), (2, 128393706852), (3, 85595804568), (4, 64196853426), (6, 42797902284), (8, 32098426713), (9, 28531934856), (12, 21398951142), (18, 14265967428), (24, 10699475571), (27, 9510644952), (36, 7132983714), (54, 4755322476), (72, 3566491857), (81, 3170214984), (108, 2377661238), (162, 1585107492), (216, 1188830619), (243, 1056738328), (324, 792553746), (486, 528369164), (648, 396276873), (972, 264184582), (1944, 132092291), (4603, 55786968), (9206, 27893484), (13809, 18595656), (18412, 13946742), (27618, 9297828), (28697, 8948232), (36824, 6973371), (41427, 6198552), (55236, 4648914), (57394, 4474116), (82854, 3099276), (86091, 2982744), (110472, 2324457), (114788, 2237058), (124281, 2066184), (165708, 1549638), (172182, 1491372), (229576, 1118529), (248562, 1033092), (258273, 994248), (331416, 774819), (344364, 745686), (372843, 688728), (497124, 516546)]