15721260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15413}}^1$

素因数の和:15442

約数の個数: 48

約数和(自身を含む): 46611936

約数和(自身を除く): 30890676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 15413, 30826, 46239, 61652, 77065, 92478, 154130, 184956, 231195, 262021, 308260, 462390, 524042, 786063, 924780, 1048084, 1310105, 1572126, 2620210, 3144252, 3930315, 5240420, 7860630, 15721260]

約数ペア:

[(1, 15721260), (2, 7860630), (3, 5240420), (4, 3930315), (5, 3144252), (6, 2620210), (10, 1572126), (12, 1310105), (15, 1048084), (17, 924780), (20, 786063), (30, 524042), (34, 462390), (51, 308260), (60, 262021), (68, 231195), (85, 184956), (102, 154130), (170, 92478), (204, 77065), (255, 61652), (340, 46239), (510, 30826), (1020, 15413)]