144642520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{3389}}^1$

素因数の和:3508

約数の個数: 64

約数和(自身を含む): 358797600

約数和(自身を除く): 214155080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1940, 2134, 3389, 3880, 4268, 5335, 6778, 8536, 10670, 13556, 16945, 21340, 27112, 33890, 37279, 42680, 67780, 74558, 135560, 149116, 186395, 298232, 328733, 372790, 657466, 745580, 1314932, 1491160, 1643665, 2629864, 3287330, 3616063, 6574660, 7232126, 13149320, 14464252, 18080315, 28928504, 36160630, 72321260, 144642520]

約数ペア:

[(1, 144642520), (2, 72321260), (4, 36160630), (5, 28928504), (8, 18080315), (10, 14464252), (11, 13149320), (20, 7232126), (22, 6574660), (40, 3616063), (44, 3287330), (55, 2629864), (88, 1643665), (97, 1491160), (110, 1314932), (194, 745580), (220, 657466), (388, 372790), (440, 328733), (485, 298232), (776, 186395), (970, 149116), (1067, 135560), (1940, 74558), (2134, 67780), (3389, 42680), (3880, 37279), (4268, 33890), (5335, 27112), (6778, 21340), (8536, 16945), (10670, 13556)]