421221640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{11311}}^1$

素因数の和:11355

約数の個数: 96

約数和(自身を含む): 1160611200

約数和(自身を除く): 739389560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 380, 392, 490, 532, 665, 760, 931, 980, 1064, 1330, 1862, 1960, 2660, 3724, 4655, 5320, 7448, 9310, 11311, 18620, 22622, 37240, 45244, 56555, 79177, 90488, 113110, 158354, 214909, 226220, 316708, 395885, 429818, 452440, 554239, 633416, 791770, 859636, 1074545, 1108478, 1504363, 1583540, 1719272, 2149090, 2216956, 2771195, 3008726, 3167080, 4298180, 4433912, 5542390, 6017452, 7521815, 8596360, 10530541, 11084780, 12034904, 15043630, 21061082, 22169560, 30087260, 42122164, 52652705, 60174520, 84244328, 105305410, 210610820, 421221640]

約数ペア:

[(1, 421221640), (2, 210610820), (4, 105305410), (5, 84244328), (7, 60174520), (8, 52652705), (10, 42122164), (14, 30087260), (19, 22169560), (20, 21061082), (28, 15043630), (35, 12034904), (38, 11084780), (40, 10530541), (49, 8596360), (56, 7521815), (70, 6017452), (76, 5542390), (95, 4433912), (98, 4298180), (133, 3167080), (140, 3008726), (152, 2771195), (190, 2216956), (196, 2149090), (245, 1719272), (266, 1583540), (280, 1504363), (380, 1108478), (392, 1074545), (490, 859636), (532, 791770), (665, 633416), (760, 554239), (931, 452440), (980, 429818), (1064, 395885), (1330, 316708), (1862, 226220), (1960, 214909), (2660, 158354), (3724, 113110), (4655, 90488), (5320, 79177), (7448, 56555), (9310, 45244), (11311, 37240), (18620, 22622)]