2211804980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{2213}}^1$

素因数の和:2310

約数の個数: 144

約数和(自身を含む): 5936353920

約数和(自身を除く): 3724548940

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 59, 70, 77, 110, 118, 121, 140, 154, 220, 236, 242, 295, 308, 385, 413, 484, 590, 605, 649, 770, 826, 847, 1180, 1210, 1298, 1540, 1652, 1694, 2065, 2213, 2420, 2596, 3245, 3388, 4130, 4235, 4426, 4543, 6490, 7139, 8260, 8470, 8852, 9086, 11065, 12980, 14278, 15491, 16940, 18172, 22130, 22715, 24343, 28556, 30982, 35695, 44260, 45430, 48686, 49973, 61964, 71390, 77455, 90860, 97372, 99946, 121715, 130567, 142780, 154910, 170401, 199892, 243430, 249865, 261134, 267773, 309820, 340802, 486860, 499730, 522268, 535546, 652835, 681604, 852005, 913969, 999460, 1071092, 1305670, 1338865, 1436237, 1704010, 1827938, 1874411, 2611340, 2677730, 2872474, 3408020, 3655876, 3748822, 4569845, 5355460, 5744948, 7181185, 7497644, 9139690, 9372055, 10053659, 14362370, 15798607, 18279380, 18744110, 20107318, 28724740, 31597214, 37488220, 40214636, 50268295, 63194428, 78993035, 100536590, 110590249, 157986070, 201073180, 221180498, 315972140, 442360996, 552951245, 1105902490, 2211804980]

約数ペア:

[(1, 2211804980), (2, 1105902490), (4, 552951245), (5, 442360996), (7, 315972140), (10, 221180498), (11, 201073180), (14, 157986070), (20, 110590249), (22, 100536590), (28, 78993035), (35, 63194428), (44, 50268295), (55, 40214636), (59, 37488220), (70, 31597214), (77, 28724740), (110, 20107318), (118, 18744110), (121, 18279380), (140, 15798607), (154, 14362370), (220, 10053659), (236, 9372055), (242, 9139690), (295, 7497644), (308, 7181185), (385, 5744948), (413, 5355460), (484, 4569845), (590, 3748822), (605, 3655876), (649, 3408020), (770, 2872474), (826, 2677730), (847, 2611340), (1180, 1874411), (1210, 1827938), (1298, 1704010), (1540, 1436237), (1652, 1338865), (1694, 1305670), (2065, 1071092), (2213, 999460), (2420, 913969), (2596, 852005), (3245, 681604), (3388, 652835), (4130, 535546), (4235, 522268), (4426, 499730), (4543, 486860), (6490, 340802), (7139, 309820), (8260, 267773), (8470, 261134), (8852, 249865), (9086, 243430), (11065, 199892), (12980, 170401), (14278, 154910), (15491, 142780), (16940, 130567), (18172, 121715), (22130, 99946), (22715, 97372), (24343, 90860), (28556, 77455), (30982, 71390), (35695, 61964), (44260, 49973), (45430, 48686)]