289314320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2713}}^1$

素因数の和:2800

約数の個数: 80

約数和(自身を含む): 710764032

約数和(自身を除く): 421449712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 1240, 1333, 1720, 2480, 2666, 2713, 3440, 5332, 5426, 6665, 10664, 10852, 13330, 13565, 21328, 21704, 26660, 27130, 43408, 53320, 54260, 84103, 106640, 108520, 116659, 168206, 217040, 233318, 336412, 420515, 466636, 583295, 672824, 841030, 933272, 1166590, 1345648, 1682060, 1866544, 2333180, 3364120, 3616429, 4666360, 6728240, 7232858, 9332720, 14465716, 18082145, 28931432, 36164290, 57862864, 72328580, 144657160, 289314320]

約数ペア:

[(1, 289314320), (2, 144657160), (4, 72328580), (5, 57862864), (8, 36164290), (10, 28931432), (16, 18082145), (20, 14465716), (31, 9332720), (40, 7232858), (43, 6728240), (62, 4666360), (80, 3616429), (86, 3364120), (124, 2333180), (155, 1866544), (172, 1682060), (215, 1345648), (248, 1166590), (310, 933272), (344, 841030), (430, 672824), (496, 583295), (620, 466636), (688, 420515), (860, 336412), (1240, 233318), (1333, 217040), (1720, 168206), (2480, 116659), (2666, 108520), (2713, 106640), (3440, 84103), (5332, 54260), (5426, 53320), (6665, 43408), (10664, 27130), (10852, 26660), (13330, 21704), (13565, 21328)]