30970240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 87736320

約数和(自身を除く): 56766080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 223, 224, 248, 280, 310, 320, 434, 446, 448, 496, 560, 620, 640, 868, 892, 896, 992, 1085, 1115, 1120, 1240, 1561, 1736, 1784, 1984, 2170, 2230, 2240, 2480, 3122, 3472, 3568, 3968, 4340, 4460, 4480, 4960, 6244, 6913, 6944, 7136, 7805, 8680, 8920, 9920, 12488, 13826, 13888, 14272, 15610, 17360, 17840, 19840, 24976, 27652, 27776, 28544, 31220, 34565, 34720, 35680, 48391, 49952, 55304, 62440, 69130, 69440, 71360, 96782, 99904, 110608, 124880, 138260, 138880, 142720, 193564, 199808, 221216, 241955, 249760, 276520, 387128, 442432, 483910, 499520, 553040, 774256, 884864, 967820, 999040, 1106080, 1548512, 1935640, 2212160, 3097024, 3871280, 4424320, 6194048, 7742560, 15485120, 30970240]

約数ペア:

[(1, 30970240), (2, 15485120), (4, 7742560), (5, 6194048), (7, 4424320), (8, 3871280), (10, 3097024), (14, 2212160), (16, 1935640), (20, 1548512), (28, 1106080), (31, 999040), (32, 967820), (35, 884864), (40, 774256), (56, 553040), (62, 499520), (64, 483910), (70, 442432), (80, 387128), (112, 276520), (124, 249760), (128, 241955), (140, 221216), (155, 199808), (160, 193564), (217, 142720), (223, 138880), (224, 138260), (248, 124880), (280, 110608), (310, 99904), (320, 96782), (434, 71360), (446, 69440), (448, 69130), (496, 62440), (560, 55304), (620, 49952), (640, 48391), (868, 35680), (892, 34720), (896, 34565), (992, 31220), (1085, 28544), (1115, 27776), (1120, 27652), (1240, 24976), (1561, 19840), (1736, 17840), (1784, 17360), (1984, 15610), (2170, 14272), (2230, 13888), (2240, 13826), (2480, 12488), (3122, 9920), (3472, 8920), (3568, 8680), (3968, 7805), (4340, 7136), (4460, 6944), (4480, 6913), (4960, 6244)]