2019347820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{25439}}^1$

素因数の和:25474

約数の個数: 180

約数和(自身を含む): 7369306560

約数和(自身を除く): 5349958740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2205, 2268, 2646, 2835, 2940, 3780, 3969, 4410, 5292, 5670, 6615, 7938, 8820, 11340, 13230, 15876, 19845, 25439, 26460, 39690, 50878, 76317, 79380, 101756, 127195, 152634, 178073, 228951, 254390, 305268, 356146, 381585, 457902, 508780, 534219, 686853, 712292, 763170, 890365, 915804, 1068438, 1144755, 1246511, 1373706, 1526340, 1602657, 1780730, 2060559, 2136876, 2289510, 2493022, 2671095, 2747412, 3205314, 3434265, 3561460, 3739533, 4121118, 4579020, 4807971, 4986044, 5342190, 6232555, 6410628, 6868530, 7479066, 8013285, 8242236, 9615942, 10302795, 10684380, 11218599, 12465110, 13737060, 14423913, 14958132, 16026570, 18697665, 19231884, 20605590, 22437198, 24039855, 24930220, 28847826, 32053140, 33655797, 37395330, 41211180, 44874396, 48079710, 56092995, 57695652, 67311594, 72119565, 74790660, 96159420, 100967391, 112185990, 134623188, 144239130, 168278985, 201934782, 224371980, 288478260, 336557970, 403869564, 504836955, 673115940, 1009673910, 2019347820]

約数ペア:

[(1, 2019347820), (2, 1009673910), (3, 673115940), (4, 504836955), (5, 403869564), (6, 336557970), (7, 288478260), (9, 224371980), (10, 201934782), (12, 168278985), (14, 144239130), (15, 134623188), (18, 112185990), (20, 100967391), (21, 96159420), (27, 74790660), (28, 72119565), (30, 67311594), (35, 57695652), (36, 56092995), (42, 48079710), (45, 44874396), (49, 41211180), (54, 37395330), (60, 33655797), (63, 32053140), (70, 28847826), (81, 24930220), (84, 24039855), (90, 22437198), (98, 20605590), (105, 19231884), (108, 18697665), (126, 16026570), (135, 14958132), (140, 14423913), (147, 13737060), (162, 12465110), (180, 11218599), (189, 10684380), (196, 10302795), (210, 9615942), (245, 8242236), (252, 8013285), (270, 7479066), (294, 6868530), (315, 6410628), (324, 6232555), (378, 5342190), (405, 4986044), (420, 4807971), (441, 4579020), (490, 4121118), (540, 3739533), (567, 3561460), (588, 3434265), (630, 3205314), (735, 2747412), (756, 2671095), (810, 2493022), (882, 2289510), (945, 2136876), (980, 2060559), (1134, 1780730), (1260, 1602657), (1323, 1526340), (1470, 1373706), (1620, 1246511), (1764, 1144755), (1890, 1068438), (2205, 915804), (2268, 890365), (2646, 763170), (2835, 712292), (2940, 686853), (3780, 534219), (3969, 508780), (4410, 457902), (5292, 381585), (5670, 356146), (6615, 305268), (7938, 254390), (8820, 228951), (11340, 178073), (13230, 152634), (15876, 127195), (19845, 101756), (25439, 79380), (26460, 76317), (39690, 50878)]