2021394540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{9601}}^1$

素因数の和:9664

約数の個数: 144

約数和(自身を含む): 6436412640

約数和(自身を除く): 4415018100

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 121, 132, 145, 165, 174, 220, 242, 290, 319, 330, 348, 363, 435, 484, 580, 605, 638, 660, 726, 870, 957, 1210, 1276, 1452, 1595, 1740, 1815, 1914, 2420, 3190, 3509, 3630, 3828, 4785, 6380, 7018, 7260, 9570, 9601, 10527, 14036, 17545, 19140, 19202, 21054, 28803, 35090, 38404, 42108, 48005, 52635, 57606, 70180, 96010, 105270, 105611, 115212, 144015, 192020, 210540, 211222, 278429, 288030, 316833, 422444, 528055, 556858, 576060, 633666, 835287, 1056110, 1113716, 1161721, 1267332, 1392145, 1584165, 1670574, 2112220, 2323442, 2784290, 3062719, 3168330, 3341148, 3485163, 4176435, 4646884, 5568580, 5808605, 6125438, 6336660, 6970326, 8352870, 9188157, 11617210, 12250876, 13940652, 15313595, 16705740, 17425815, 18376314, 23234420, 30627190, 33689909, 34851630, 36752628, 45940785, 61254380, 67379818, 69703260, 91881570, 101069727, 134759636, 168449545, 183763140, 202139454, 336899090, 404278908, 505348635, 673798180, 1010697270, 2021394540]

約数ペア:

[(1, 2021394540), (2, 1010697270), (3, 673798180), (4, 505348635), (5, 404278908), (6, 336899090), (10, 202139454), (11, 183763140), (12, 168449545), (15, 134759636), (20, 101069727), (22, 91881570), (29, 69703260), (30, 67379818), (33, 61254380), (44, 45940785), (55, 36752628), (58, 34851630), (60, 33689909), (66, 30627190), (87, 23234420), (110, 18376314), (116, 17425815), (121, 16705740), (132, 15313595), (145, 13940652), (165, 12250876), (174, 11617210), (220, 9188157), (242, 8352870), (290, 6970326), (319, 6336660), (330, 6125438), (348, 5808605), (363, 5568580), (435, 4646884), (484, 4176435), (580, 3485163), (605, 3341148), (638, 3168330), (660, 3062719), (726, 2784290), (870, 2323442), (957, 2112220), (1210, 1670574), (1276, 1584165), (1452, 1392145), (1595, 1267332), (1740, 1161721), (1815, 1113716), (1914, 1056110), (2420, 835287), (3190, 633666), (3509, 576060), (3630, 556858), (3828, 528055), (4785, 422444), (6380, 316833), (7018, 288030), (7260, 278429), (9570, 211222), (9601, 210540), (10527, 192020), (14036, 144015), (17545, 115212), (19140, 105611), (19202, 105270), (21054, 96010), (28803, 70180), (35090, 57606), (38404, 52635), (42108, 48005)]