222747640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12743}}^1$

素因数の和:12796

約数の個数: 64

約数和(自身を含む): 550540800

約数和(自身を除く): 327793160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 8740, 12743, 17480, 25486, 50972, 63715, 101944, 127430, 242117, 254860, 293089, 484234, 509720, 586178, 968468, 1172356, 1210585, 1465445, 1936936, 2344712, 2421170, 2930890, 4842340, 5568691, 5861780, 9684680, 11137382, 11723560, 22274764, 27843455, 44549528, 55686910, 111373820, 222747640]

約数ペア:

[(1, 222747640), (2, 111373820), (4, 55686910), (5, 44549528), (8, 27843455), (10, 22274764), (19, 11723560), (20, 11137382), (23, 9684680), (38, 5861780), (40, 5568691), (46, 4842340), (76, 2930890), (92, 2421170), (95, 2344712), (115, 1936936), (152, 1465445), (184, 1210585), (190, 1172356), (230, 968468), (380, 586178), (437, 509720), (460, 484234), (760, 293089), (874, 254860), (920, 242117), (1748, 127430), (2185, 101944), (3496, 63715), (4370, 50972), (8740, 25486), (12743, 17480)]