243557808

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20543}}^1$

素因数の和:20586

約数の個数: 80

約数和(自身を含む): 713287680

約数和(自身を除く): 469729872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1976, 2964, 3952, 5928, 11856, 20543, 41086, 61629, 82172, 123258, 164344, 246516, 267059, 328688, 390317, 493032, 534118, 780634, 801177, 986064, 1068236, 1170951, 1561268, 1602354, 2136472, 2341902, 3122536, 3204708, 4272944, 4683804, 5074121, 6245072, 6409416, 9367608, 10148242, 12818832, 15222363, 18735216, 20296484, 30444726, 40592968, 60889452, 81185936, 121778904, 243557808]

約数ペア:

[(1, 243557808), (2, 121778904), (3, 81185936), (4, 60889452), (6, 40592968), (8, 30444726), (12, 20296484), (13, 18735216), (16, 15222363), (19, 12818832), (24, 10148242), (26, 9367608), (38, 6409416), (39, 6245072), (48, 5074121), (52, 4683804), (57, 4272944), (76, 3204708), (78, 3122536), (104, 2341902), (114, 2136472), (152, 1602354), (156, 1561268), (208, 1170951), (228, 1068236), (247, 986064), (304, 801177), (312, 780634), (456, 534118), (494, 493032), (624, 390317), (741, 328688), (912, 267059), (988, 246516), (1482, 164344), (1976, 123258), (2964, 82172), (3952, 61629), (5928, 41086), (11856, 20543)]