379101240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{21491}}^1$

素因数の和:21522

約数の個数: 144

約数和(自身を含む): 1433301480

約数和(自身を除く): 1054200240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 21491, 42982, 64473, 85964, 107455, 128946, 150437, 171928, 193419, 214910, 257892, 300874, 322365, 386838, 429820, 451311, 515784, 601748, 644730, 752185, 773676, 859640, 902622, 967095, 1053059, 1203496, 1289460, 1353933, 1504370, 1547352, 1805244, 1934190, 2106118, 2256555, 2578920, 2707866, 3008740, 3159177, 3610488, 3868380, 4212236, 4513110, 5265295, 5415732, 6017480, 6318354, 6769665, 7736760, 8424472, 9026220, 9477531, 10530590, 10831464, 12636708, 13539330, 15795885, 18052440, 18955062, 21061180, 25273416, 27078660, 31591770, 37910124, 42122360, 47387655, 54157320, 63183540, 75820248, 94775310, 126367080, 189550620, 379101240]

約数ペア:

[(1, 379101240), (2, 189550620), (3, 126367080), (4, 94775310), (5, 75820248), (6, 63183540), (7, 54157320), (8, 47387655), (9, 42122360), (10, 37910124), (12, 31591770), (14, 27078660), (15, 25273416), (18, 21061180), (20, 18955062), (21, 18052440), (24, 15795885), (28, 13539330), (30, 12636708), (35, 10831464), (36, 10530590), (40, 9477531), (42, 9026220), (45, 8424472), (49, 7736760), (56, 6769665), (60, 6318354), (63, 6017480), (70, 5415732), (72, 5265295), (84, 4513110), (90, 4212236), (98, 3868380), (105, 3610488), (120, 3159177), (126, 3008740), (140, 2707866), (147, 2578920), (168, 2256555), (180, 2106118), (196, 1934190), (210, 1805244), (245, 1547352), (252, 1504370), (280, 1353933), (294, 1289460), (315, 1203496), (360, 1053059), (392, 967095), (420, 902622), (441, 859640), (490, 773676), (504, 752185), (588, 644730), (630, 601748), (735, 515784), (840, 451311), (882, 429820), (980, 386838), (1176, 322365), (1260, 300874), (1470, 257892), (1764, 214910), (1960, 193419), (2205, 171928), (2520, 150437), (2940, 128946), (3528, 107455), (4410, 85964), (5880, 64473), (8820, 42982), (17640, 21491)]