111920120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2131}}^1$

素因数の和:2256

約数の個数: 64

約数和(自身を含む): 274004640

約数和(自身を除く): 162084520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1313, 2020, 2131, 2626, 4040, 4262, 5252, 6565, 8524, 10504, 10655, 13130, 17048, 21310, 26260, 27703, 42620, 52520, 55406, 85240, 110812, 138515, 215231, 221624, 277030, 430462, 554060, 860924, 1076155, 1108120, 1721848, 2152310, 2798003, 4304620, 5596006, 8609240, 11192012, 13990015, 22384024, 27980030, 55960060, 111920120]

約数ペア:

[(1, 111920120), (2, 55960060), (4, 27980030), (5, 22384024), (8, 13990015), (10, 11192012), (13, 8609240), (20, 5596006), (26, 4304620), (40, 2798003), (52, 2152310), (65, 1721848), (101, 1108120), (104, 1076155), (130, 860924), (202, 554060), (260, 430462), (404, 277030), (505, 221624), (520, 215231), (808, 138515), (1010, 110812), (1313, 85240), (2020, 55406), (2131, 52520), (2626, 42620), (4040, 27703), (4262, 26260), (5252, 21310), (6565, 17048), (8524, 13130), (10504, 10655)]