309754480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2549}}^1$

素因数の和:2607

約数の個数: 120

約数和(自身を含む): 865123200

約数和(自身を除く): 555368720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 2480, 2549, 3038, 3472, 3920, 4340, 5098, 6076, 7595, 8680, 10196, 12152, 12745, 15190, 17360, 17843, 20392, 24304, 25490, 30380, 35686, 40784, 50980, 60760, 71372, 79019, 89215, 101960, 121520, 124901, 142744, 158038, 178430, 203920, 249802, 285488, 316076, 356860, 395095, 499604, 553133, 624505, 632152, 713720, 790190, 999208, 1106266, 1249010, 1264304, 1427440, 1580380, 1998416, 2212532, 2498020, 2765665, 3160760, 3871931, 4425064, 4996040, 5531330, 6321520, 7743862, 8850128, 9992080, 11062660, 15487724, 19359655, 22125320, 30975448, 38719310, 44250640, 61950896, 77438620, 154877240, 309754480]

約数ペア:

[(1, 309754480), (2, 154877240), (4, 77438620), (5, 61950896), (7, 44250640), (8, 38719310), (10, 30975448), (14, 22125320), (16, 19359655), (20, 15487724), (28, 11062660), (31, 9992080), (35, 8850128), (40, 7743862), (49, 6321520), (56, 5531330), (62, 4996040), (70, 4425064), (80, 3871931), (98, 3160760), (112, 2765665), (124, 2498020), (140, 2212532), (155, 1998416), (196, 1580380), (217, 1427440), (245, 1264304), (248, 1249010), (280, 1106266), (310, 999208), (392, 790190), (434, 713720), (490, 632152), (496, 624505), (560, 553133), (620, 499604), (784, 395095), (868, 356860), (980, 316076), (1085, 285488), (1240, 249802), (1519, 203920), (1736, 178430), (1960, 158038), (2170, 142744), (2480, 124901), (2549, 121520), (3038, 101960), (3472, 89215), (3920, 79019), (4340, 71372), (5098, 60760), (6076, 50980), (7595, 40784), (8680, 35686), (10196, 30380), (12152, 25490), (12745, 24304), (15190, 20392), (17360, 17843)]