268565940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{64871}}^1$

素因数の和:64909

約数の個数: 72

約数和(自身を含む): 850082688

約数和(自身を除く): 581516748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 64871, 129742, 194613, 259484, 324355, 389226, 583839, 648710, 778452, 973065, 1167678, 1297420, 1492033, 1946130, 2335356, 2919195, 2984066, 3892260, 4476099, 5838390, 5968132, 7460165, 8952198, 11676780, 13428297, 14920330, 17904396, 22380495, 26856594, 29840660, 44760990, 53713188, 67141485, 89521980, 134282970, 268565940]

約数ペア:

[(1, 268565940), (2, 134282970), (3, 89521980), (4, 67141485), (5, 53713188), (6, 44760990), (9, 29840660), (10, 26856594), (12, 22380495), (15, 17904396), (18, 14920330), (20, 13428297), (23, 11676780), (30, 8952198), (36, 7460165), (45, 5968132), (46, 5838390), (60, 4476099), (69, 3892260), (90, 2984066), (92, 2919195), (115, 2335356), (138, 1946130), (180, 1492033), (207, 1297420), (230, 1167678), (276, 973065), (345, 778452), (414, 648710), (460, 583839), (690, 389226), (828, 324355), (1035, 259484), (1380, 194613), (2070, 129742), (4140, 64871)]