149807740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{19157}}^1$

素因数の和:19206

約数の個数: 48

約数和(自身を含む): 347602752

約数和(自身を除く): 197795012

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 19157, 38314, 76628, 95785, 191570, 325669, 383140, 440611, 651338, 881222, 1302676, 1628345, 1762444, 2203055, 3256690, 4406110, 6513380, 7490387, 8812220, 14980774, 29961548, 37451935, 74903870, 149807740]

約数ペア:

[(1, 149807740), (2, 74903870), (4, 37451935), (5, 29961548), (10, 14980774), (17, 8812220), (20, 7490387), (23, 6513380), (34, 4406110), (46, 3256690), (68, 2203055), (85, 1762444), (92, 1628345), (115, 1302676), (170, 881222), (230, 651338), (340, 440611), (391, 383140), (460, 325669), (782, 191570), (1564, 95785), (1955, 76628), (3910, 38314), (7820, 19157)]