153425720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{12743}}^1$

素因数の和:12804

約数の個数: 64

約数和(自身を含む): 403729920

約数和(自身を除く): 250304200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 6020, 12040, 12743, 25486, 50972, 63715, 89201, 101944, 127430, 178402, 254860, 356804, 446005, 509720, 547949, 713608, 892010, 1095898, 1784020, 2191796, 2739745, 3568040, 3835643, 4383592, 5479490, 7671286, 10958980, 15342572, 19178215, 21917960, 30685144, 38356430, 76712860, 153425720]

約数ペア:

[(1, 153425720), (2, 76712860), (4, 38356430), (5, 30685144), (7, 21917960), (8, 19178215), (10, 15342572), (14, 10958980), (20, 7671286), (28, 5479490), (35, 4383592), (40, 3835643), (43, 3568040), (56, 2739745), (70, 2191796), (86, 1784020), (140, 1095898), (172, 892010), (215, 713608), (280, 547949), (301, 509720), (344, 446005), (430, 356804), (602, 254860), (860, 178402), (1204, 127430), (1505, 101944), (1720, 89201), (2408, 63715), (3010, 50972), (6020, 25486), (12040, 12743)]