30403520

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{277}}^1$

素因数の和:315

約数の個数: 112

約数和(自身を含む): 84734400

約数和(自身を除く): 54330880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 277, 280, 320, 343, 392, 448, 490, 554, 560, 686, 784, 980, 1108, 1120, 1372, 1385, 1568, 1715, 1939, 1960, 2216, 2240, 2744, 2770, 3136, 3430, 3878, 3920, 4432, 5488, 5540, 6860, 7756, 7840, 8864, 9695, 10976, 11080, 13573, 13720, 15512, 15680, 17728, 19390, 21952, 22160, 27146, 27440, 31024, 38780, 44320, 54292, 54880, 62048, 67865, 77560, 88640, 95011, 108584, 109760, 124096, 135730, 155120, 190022, 217168, 271460, 310240, 380044, 434336, 475055, 542920, 620480, 760088, 868672, 950110, 1085840, 1520176, 1900220, 2171680, 3040352, 3800440, 4343360, 6080704, 7600880, 15201760, 30403520]

約数ペア:

[(1, 30403520), (2, 15201760), (4, 7600880), (5, 6080704), (7, 4343360), (8, 3800440), (10, 3040352), (14, 2171680), (16, 1900220), (20, 1520176), (28, 1085840), (32, 950110), (35, 868672), (40, 760088), (49, 620480), (56, 542920), (64, 475055), (70, 434336), (80, 380044), (98, 310240), (112, 271460), (140, 217168), (160, 190022), (196, 155120), (224, 135730), (245, 124096), (277, 109760), (280, 108584), (320, 95011), (343, 88640), (392, 77560), (448, 67865), (490, 62048), (554, 54880), (560, 54292), (686, 44320), (784, 38780), (980, 31024), (1108, 27440), (1120, 27146), (1372, 22160), (1385, 21952), (1568, 19390), (1715, 17728), (1939, 15680), (1960, 15512), (2216, 13720), (2240, 13573), (2744, 11080), (2770, 10976), (3136, 9695), (3430, 8864), (3878, 7840), (3920, 7756), (4432, 6860), (5488, 5540)]