8671040

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{79}}^1$

素因数の和:117

約数の個数: 112

約数和(自身を含む): 24384000

約数和(自身を除く): 15712960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 79, 80, 98, 112, 140, 158, 160, 196, 224, 245, 280, 316, 320, 343, 392, 395, 448, 490, 553, 560, 632, 686, 784, 790, 980, 1106, 1120, 1264, 1372, 1568, 1580, 1715, 1960, 2212, 2240, 2528, 2744, 2765, 3136, 3160, 3430, 3871, 3920, 4424, 5056, 5488, 5530, 6320, 6860, 7742, 7840, 8848, 10976, 11060, 12640, 13720, 15484, 15680, 17696, 19355, 21952, 22120, 25280, 27097, 27440, 30968, 35392, 38710, 44240, 54194, 54880, 61936, 77420, 88480, 108388, 109760, 123872, 135485, 154840, 176960, 216776, 247744, 270970, 309680, 433552, 541940, 619360, 867104, 1083880, 1238720, 1734208, 2167760, 4335520, 8671040]

約数ペア:

[(1, 8671040), (2, 4335520), (4, 2167760), (5, 1734208), (7, 1238720), (8, 1083880), (10, 867104), (14, 619360), (16, 541940), (20, 433552), (28, 309680), (32, 270970), (35, 247744), (40, 216776), (49, 176960), (56, 154840), (64, 135485), (70, 123872), (79, 109760), (80, 108388), (98, 88480), (112, 77420), (140, 61936), (158, 54880), (160, 54194), (196, 44240), (224, 38710), (245, 35392), (280, 30968), (316, 27440), (320, 27097), (343, 25280), (392, 22120), (395, 21952), (448, 19355), (490, 17696), (553, 15680), (560, 15484), (632, 13720), (686, 12640), (784, 11060), (790, 10976), (980, 8848), (1106, 7840), (1120, 7742), (1264, 6860), (1372, 6320), (1568, 5530), (1580, 5488), (1715, 5056), (1960, 4424), (2212, 3920), (2240, 3871), (2528, 3430), (2744, 3160), (2765, 3136)]