838729008

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23581}}^1$

素因数の和:23627

約数の個数: 120

約数和(自身を含む): 2660992880

約数和(自身を除く): 1822263872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 304, 312, 342, 456, 468, 494, 624, 684, 741, 912, 936, 988, 1368, 1482, 1872, 1976, 2223, 2736, 2964, 3952, 4446, 5928, 8892, 11856, 17784, 23581, 35568, 47162, 70743, 94324, 141486, 188648, 212229, 282972, 306553, 377296, 424458, 448039, 565944, 613106, 848916, 896078, 919659, 1131888, 1226212, 1344117, 1697832, 1792156, 1839318, 2452424, 2688234, 2758977, 3395664, 3584312, 3678636, 4032351, 4904848, 5376468, 5517954, 5824507, 7168624, 7357272, 8064702, 10752936, 11035908, 11649014, 14714544, 16129404, 17473521, 21505872, 22071816, 23298028, 32258808, 34947042, 44143632, 46596056, 52420563, 64517616, 69894084, 93192112, 104841126, 139788168, 209682252, 279576336, 419364504, 838729008]

約数ペア:

[(1, 838729008), (2, 419364504), (3, 279576336), (4, 209682252), (6, 139788168), (8, 104841126), (9, 93192112), (12, 69894084), (13, 64517616), (16, 52420563), (18, 46596056), (19, 44143632), (24, 34947042), (26, 32258808), (36, 23298028), (38, 22071816), (39, 21505872), (48, 17473521), (52, 16129404), (57, 14714544), (72, 11649014), (76, 11035908), (78, 10752936), (104, 8064702), (114, 7357272), (117, 7168624), (144, 5824507), (152, 5517954), (156, 5376468), (171, 4904848), (208, 4032351), (228, 3678636), (234, 3584312), (247, 3395664), (304, 2758977), (312, 2688234), (342, 2452424), (456, 1839318), (468, 1792156), (494, 1697832), (624, 1344117), (684, 1226212), (741, 1131888), (912, 919659), (936, 896078), (988, 848916), (1368, 613106), (1482, 565944), (1872, 448039), (1976, 424458), (2223, 377296), (2736, 306553), (2964, 282972), (3952, 212229), (4446, 188648), (5928, 141486), (8892, 94324), (11856, 70743), (17784, 47162), (23581, 35568)]