223849240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:604

約数の個数: 64

約数和(自身を含む): 513410400

約数和(自身を除く): 289561160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 227, 277, 356, 445, 454, 554, 712, 890, 908, 1108, 1135, 1385, 1780, 1816, 2216, 2270, 2770, 3560, 4540, 5540, 9080, 11080, 20203, 24653, 40406, 49306, 62879, 80812, 98612, 101015, 123265, 125758, 161624, 197224, 202030, 246530, 251516, 314395, 404060, 493060, 503032, 628790, 808120, 986120, 1257580, 2515160, 5596231, 11192462, 22384924, 27981155, 44769848, 55962310, 111924620, 223849240]

約数ペア:

[(1, 223849240), (2, 111924620), (4, 55962310), (5, 44769848), (8, 27981155), (10, 22384924), (20, 11192462), (40, 5596231), (89, 2515160), (178, 1257580), (227, 986120), (277, 808120), (356, 628790), (445, 503032), (454, 493060), (554, 404060), (712, 314395), (890, 251516), (908, 246530), (1108, 202030), (1135, 197224), (1385, 161624), (1780, 125758), (1816, 123265), (2216, 101015), (2270, 98612), (2770, 80812), (3560, 62879), (4540, 49306), (5540, 40406), (9080, 24653), (11080, 20203)]