210725284

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2273}}^1$

素因数の和:2345

約数の個数: 72

約数和(自身を含む): 479068128

約数和(自身を除く): 268342844

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 49, 77, 86, 98, 154, 172, 196, 301, 308, 473, 539, 602, 946, 1078, 1204, 1892, 2107, 2156, 2273, 3311, 4214, 4546, 6622, 8428, 9092, 13244, 15911, 23177, 25003, 31822, 46354, 50006, 63644, 92708, 97739, 100012, 111377, 175021, 195478, 222754, 350042, 390956, 445508, 684173, 700084, 1075129, 1225147, 1368346, 2150258, 2450294, 2736692, 4300516, 4789211, 4900588, 7525903, 9578422, 15051806, 19156844, 30103612, 52681321, 105362642, 210725284]

約数ペア:

[(1, 210725284), (2, 105362642), (4, 52681321), (7, 30103612), (11, 19156844), (14, 15051806), (22, 9578422), (28, 7525903), (43, 4900588), (44, 4789211), (49, 4300516), (77, 2736692), (86, 2450294), (98, 2150258), (154, 1368346), (172, 1225147), (196, 1075129), (301, 700084), (308, 684173), (473, 445508), (539, 390956), (602, 350042), (946, 222754), (1078, 195478), (1204, 175021), (1892, 111377), (2107, 100012), (2156, 97739), (2273, 92708), (3311, 63644), (4214, 50006), (4546, 46354), (6622, 31822), (8428, 25003), (9092, 23177), (13244, 15911)]