152973440

素因数分解:

$2^7\times 5^1\times {\mathrm{479}}^1\times {\mathrm{499}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 367200000

約数和(自身を除く): 214226560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 479, 499, 640, 958, 998, 1916, 1996, 2395, 2495, 3832, 3992, 4790, 4990, 7664, 7984, 9580, 9980, 15328, 15968, 19160, 19960, 30656, 31936, 38320, 39920, 61312, 63872, 76640, 79840, 153280, 159680, 239021, 306560, 319360, 478042, 956084, 1195105, 1912168, 2390210, 3824336, 4780420, 7648672, 9560840, 15297344, 19121680, 30594688, 38243360, 76486720, 152973440]

約数ペア:

[(1, 152973440), (2, 76486720), (4, 38243360), (5, 30594688), (8, 19121680), (10, 15297344), (16, 9560840), (20, 7648672), (32, 4780420), (40, 3824336), (64, 2390210), (80, 1912168), (128, 1195105), (160, 956084), (320, 478042), (479, 319360), (499, 306560), (640, 239021), (958, 159680), (998, 153280), (1916, 79840), (1996, 76640), (2395, 63872), (2495, 61312), (3832, 39920), (3992, 38320), (4790, 31936), (4990, 30656), (7664, 19960), (7984, 19160), (9580, 15968), (9980, 15328)]