2556630

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 7231680

約数和(自身を除く): 4675050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 135, 153, 170, 255, 270, 306, 459, 510, 557, 765, 918, 1114, 1530, 1671, 2295, 2785, 3342, 4590, 5013, 5570, 8355, 9469, 10026, 15039, 16710, 18938, 25065, 28407, 30078, 47345, 50130, 56814, 75195, 85221, 94690, 142035, 150390, 170442, 255663, 284070, 426105, 511326, 852210, 1278315, 2556630]

約数ペア:

[(1, 2556630), (2, 1278315), (3, 852210), (5, 511326), (6, 426105), (9, 284070), (10, 255663), (15, 170442), (17, 150390), (18, 142035), (27, 94690), (30, 85221), (34, 75195), (45, 56814), (51, 50130), (54, 47345), (85, 30078), (90, 28407), (102, 25065), (135, 18938), (153, 16710), (170, 15039), (255, 10026), (270, 9469), (306, 8355), (459, 5570), (510, 5013), (557, 4590), (765, 3342), (918, 2785), (1114, 2295), (1530, 1671)]