153215720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{3163}}^1$

素因数の和:3354

約数の個数: 64

約数和(自身を含む): 396385920

約数和(自身を除く): 243170200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 346, 692, 865, 1211, 1384, 1730, 2422, 3163, 3460, 4844, 6055, 6326, 6920, 9688, 12110, 12652, 15815, 22141, 24220, 25304, 31630, 44282, 48440, 63260, 88564, 110705, 126520, 177128, 221410, 442820, 547199, 885640, 1094398, 2188796, 2735995, 3830393, 4377592, 5471990, 7660786, 10943980, 15321572, 19151965, 21887960, 30643144, 38303930, 76607860, 153215720]

約数ペア:

[(1, 153215720), (2, 76607860), (4, 38303930), (5, 30643144), (7, 21887960), (8, 19151965), (10, 15321572), (14, 10943980), (20, 7660786), (28, 5471990), (35, 4377592), (40, 3830393), (56, 2735995), (70, 2188796), (140, 1094398), (173, 885640), (280, 547199), (346, 442820), (692, 221410), (865, 177128), (1211, 126520), (1384, 110705), (1730, 88564), (2422, 63260), (3163, 48440), (3460, 44282), (4844, 31630), (6055, 25304), (6326, 24220), (6920, 22141), (9688, 15815), (12110, 12652)]