18478290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 46230912

約数和(自身を除く): 27752622

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 83, 123, 166, 181, 205, 246, 249, 362, 410, 415, 498, 543, 615, 830, 905, 1086, 1230, 1245, 1810, 2490, 2715, 3403, 5430, 6806, 7421, 10209, 14842, 15023, 17015, 20418, 22263, 30046, 34030, 37105, 44526, 45069, 51045, 74210, 75115, 90138, 102090, 111315, 150230, 222630, 225345, 450690, 615943, 1231886, 1847829, 3079715, 3695658, 6159430, 9239145, 18478290]

約数ペア:

[(1, 18478290), (2, 9239145), (3, 6159430), (5, 3695658), (6, 3079715), (10, 1847829), (15, 1231886), (30, 615943), (41, 450690), (82, 225345), (83, 222630), (123, 150230), (166, 111315), (181, 102090), (205, 90138), (246, 75115), (249, 74210), (362, 51045), (410, 45069), (415, 44526), (498, 37105), (543, 34030), (615, 30046), (830, 22263), (905, 20418), (1086, 17015), (1230, 15023), (1245, 14842), (1810, 10209), (2490, 7421), (2715, 6806), (3403, 5430)]