212070628

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 514805760

約数和(自身を除く): 302735132

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 31, 38, 44, 49, 62, 76, 77, 98, 124, 133, 154, 167, 196, 209, 217, 266, 308, 334, 341, 418, 434, 532, 539, 589, 668, 682, 836, 868, 931, 1078, 1169, 1178, 1364, 1463, 1519, 1837, 1862, 2156, 2338, 2356, 2387, 2926, 3038, 3173, 3674, 3724, 4123, 4676, 4774, 5177, 5852, 6076, 6346, 6479, 7348, 8183, 8246, 9548, 10241, 10354, 12692, 12859, 12958, 16366, 16492, 16709, 20482, 20708, 22211, 25718, 25916, 28861, 32732, 33418, 34903, 36239, 40964, 44422, 45353, 51436, 56947, 57722, 66836, 69806, 72478, 88844, 90013, 90706, 98363, 113894, 115444, 139612, 144956, 155477, 180026, 181412, 196726, 227788, 244321, 253673, 310954, 317471, 360052, 393452, 398629, 488642, 507346, 621908, 634942, 688541, 797258, 977284, 1014692, 1081993, 1269884, 1377082, 1594516, 1710247, 2163986, 2754164, 2790403, 3420494, 4327972, 4819787, 5580806, 6840988, 7573951, 9639574, 11161612, 15147902, 19279148, 30295804, 53017657, 106035314, 212070628]

約数ペア:

[(1, 212070628), (2, 106035314), (4, 53017657), (7, 30295804), (11, 19279148), (14, 15147902), (19, 11161612), (22, 9639574), (28, 7573951), (31, 6840988), (38, 5580806), (44, 4819787), (49, 4327972), (62, 3420494), (76, 2790403), (77, 2754164), (98, 2163986), (124, 1710247), (133, 1594516), (154, 1377082), (167, 1269884), (196, 1081993), (209, 1014692), (217, 977284), (266, 797258), (308, 688541), (334, 634942), (341, 621908), (418, 507346), (434, 488642), (532, 398629), (539, 393452), (589, 360052), (668, 317471), (682, 310954), (836, 253673), (868, 244321), (931, 227788), (1078, 196726), (1169, 181412), (1178, 180026), (1364, 155477), (1463, 144956), (1519, 139612), (1837, 115444), (1862, 113894), (2156, 98363), (2338, 90706), (2356, 90013), (2387, 88844), (2926, 72478), (3038, 69806), (3173, 66836), (3674, 57722), (3724, 56947), (4123, 51436), (4676, 45353), (4774, 44422), (5177, 40964), (5852, 36239), (6076, 34903), (6346, 33418), (6479, 32732), (7348, 28861), (8183, 25916), (8246, 25718), (9548, 22211), (10241, 20708), (10354, 20482), (12692, 16709), (12859, 16492), (12958, 16366)]