212722328

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^4\times {\mathrm{19}}^1$

素因数の和:91

約数の個数: 120

約数和(自身を含む): 529091100

約数和(自身を除く): 316368772

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 133, 152, 169, 182, 196, 247, 266, 338, 364, 392, 494, 532, 637, 676, 728, 931, 988, 1064, 1183, 1274, 1352, 1729, 1862, 1976, 2197, 2366, 2548, 3211, 3458, 3724, 4394, 4732, 5096, 6422, 6916, 7448, 8281, 8788, 9464, 12103, 12844, 13832, 15379, 16562, 17576, 22477, 24206, 25688, 28561, 30758, 33124, 41743, 44954, 48412, 57122, 61516, 66248, 83486, 89908, 96824, 107653, 114244, 123032, 157339, 166972, 179816, 199927, 215306, 228488, 292201, 314678, 333944, 399854, 430612, 542659, 584402, 629356, 799708, 861224, 1085318, 1168804, 1258712, 1399489, 1599416, 2045407, 2170636, 2337608, 2798978, 3798613, 4090814, 4341272, 5597956, 7597226, 8181628, 11195912, 15194452, 16363256, 26590291, 30388904, 53180582, 106361164, 212722328]

約数ペア:

[(1, 212722328), (2, 106361164), (4, 53180582), (7, 30388904), (8, 26590291), (13, 16363256), (14, 15194452), (19, 11195912), (26, 8181628), (28, 7597226), (38, 5597956), (49, 4341272), (52, 4090814), (56, 3798613), (76, 2798978), (91, 2337608), (98, 2170636), (104, 2045407), (133, 1599416), (152, 1399489), (169, 1258712), (182, 1168804), (196, 1085318), (247, 861224), (266, 799708), (338, 629356), (364, 584402), (392, 542659), (494, 430612), (532, 399854), (637, 333944), (676, 314678), (728, 292201), (931, 228488), (988, 215306), (1064, 199927), (1183, 179816), (1274, 166972), (1352, 157339), (1729, 123032), (1862, 114244), (1976, 107653), (2197, 96824), (2366, 89908), (2548, 83486), (3211, 66248), (3458, 61516), (3724, 57122), (4394, 48412), (4732, 44954), (5096, 41743), (6422, 33124), (6916, 30758), (7448, 28561), (8281, 25688), (8788, 24206), (9464, 22477), (12103, 17576), (12844, 16562), (13832, 15379)]