201810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2$

素因数の和:79

約数の個数: 48

約数和(自身を含む): 571968

約数和(自身を除く): 370158

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 961, 1085, 1302, 1922, 2170, 2883, 3255, 4805, 5766, 6510, 6727, 9610, 13454, 14415, 20181, 28830, 33635, 40362, 67270, 100905, 201810]

約数ペア:

[(1, 201810), (2, 100905), (3, 67270), (5, 40362), (6, 33635), (7, 28830), (10, 20181), (14, 14415), (15, 13454), (21, 9610), (30, 6727), (31, 6510), (35, 5766), (42, 4805), (62, 3255), (70, 2883), (93, 2170), (105, 1922), (155, 1302), (186, 1085), (210, 961), (217, 930), (310, 651), (434, 465)]