18067890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 44945280

約数和(自身を除く): 26877390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 89, 101, 134, 178, 201, 202, 267, 303, 335, 402, 445, 505, 534, 606, 670, 890, 1005, 1010, 1335, 1515, 2010, 2670, 3030, 5963, 6767, 8989, 11926, 13534, 17889, 17978, 20301, 26967, 29815, 33835, 35778, 40602, 44945, 53934, 59630, 67670, 89445, 89890, 101505, 134835, 178890, 203010, 269670, 602263, 1204526, 1806789, 3011315, 3613578, 6022630, 9033945, 18067890]

約数ペア:

[(1, 18067890), (2, 9033945), (3, 6022630), (5, 3613578), (6, 3011315), (10, 1806789), (15, 1204526), (30, 602263), (67, 269670), (89, 203010), (101, 178890), (134, 134835), (178, 101505), (201, 89890), (202, 89445), (267, 67670), (303, 59630), (335, 53934), (402, 44945), (445, 40602), (505, 35778), (534, 33835), (606, 29815), (670, 26967), (890, 20301), (1005, 17978), (1010, 17889), (1335, 13534), (1515, 11926), (2010, 8989), (2670, 6767), (3030, 5963)]