291199860

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{25679}}^1$

素因数の和:25707

約数の個数: 120

約数和(自身を含む): 1044046080

約数和(自身を除く): 752846220

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, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 25679, 51358, 77037, 102716, 128395, 154074, 179753, 231111, 256790, 308148, 359506, 385185, 462222, 513580, 539259, 693333, 719012, 770370, 898765, 924444, 1078518, 1155555, 1386666, 1540740, 1617777, 1797530, 2079999, 2157036, 2311110, 2696295, 2773332, 3235554, 3466665, 3595060, 4159998, 4622220, 4853331, 5392590, 6471108, 6933330, 8088885, 8319996, 9706662, 10399995, 10785180, 13866660, 14559993, 16177770, 19413324, 20799990, 24266655, 29119986, 32355540, 41599980, 48533310, 58239972, 72799965, 97066620, 145599930, 291199860]

約数ペア:

[(1, 291199860), (2, 145599930), (3, 97066620), (4, 72799965), (5, 58239972), (6, 48533310), (7, 41599980), (9, 32355540), (10, 29119986), (12, 24266655), (14, 20799990), (15, 19413324), (18, 16177770), (20, 14559993), (21, 13866660), (27, 10785180), (28, 10399995), (30, 9706662), (35, 8319996), (36, 8088885), (42, 6933330), (45, 6471108), (54, 5392590), (60, 4853331), (63, 4622220), (70, 4159998), (81, 3595060), (84, 3466665), (90, 3235554), (105, 2773332), (108, 2696295), (126, 2311110), (135, 2157036), (140, 2079999), (162, 1797530), (180, 1617777), (189, 1540740), (210, 1386666), (252, 1155555), (270, 1078518), (315, 924444), (324, 898765), (378, 770370), (405, 719012), (420, 693333), (540, 539259), (567, 513580), (630, 462222), (756, 385185), (810, 359506), (945, 308148), (1134, 256790), (1260, 231111), (1620, 179753), (1890, 154074), (2268, 128395), (2835, 102716), (3780, 77037), (5670, 51358), (11340, 25679)]